---
title: "CVE-2022-48989\n    | Ubuntu"
description: Ubuntu is an open source software operating system that runs from the
  desktop, to the cloud, to all your internet connected things.
url: https://ubuntu.com/security/CVE-2022-48989?format=md
keywords: index, follow
---

# CVE-2022-48989

Publication date 21 October 2024

Last updated 4 July 2026

---

Ubuntu priority

**Medium**

[Why this priority?](https://ubuntu.com/security/cves/about#priority )

## Cvss 3 Severity Score

**4.7 · Medium**

[Score breakdown](https://ubuntu.com/security/CVE-2022-48989?format=md#impact-score)

Toggle side navigation

## Description

In the Linux kernel, the following vulnerability has been resolved:
fscache: Fix oops due to race with cookie\_lru and use\_cookie
If a cookie expires from the LRU and the LRU\_DISCARD flag is set, but
the state machine has not run yet, it's possible another thread can call
fscache\_use\_cookie and begin to use it.
When the cookie\_worker finally runs, it will see the LRU\_DISCARD flag
set, transition the cookie->state to LRU\_DISCARDING, which will then
withdraw the cookie. Once the cookie is withdrawn the object is removed
the below oops will occur because the object associated with the cookie
is now NULL.
Fix the oops by clearing the LRU\_DISCARD bit if another thread uses the
cookie before the cookie\_worker runs.
BUG: kernel NULL pointer dereference, address: 0000000000000008
...
CPU: 31 PID: 44773 Comm: kworker/u130:1 Tainted: G E
6.0.0-5.dneg.x86\_64 #1
Hardware name: Google Compute Engine/Google Compute Engine, BIOS Google
08/26/2022
Workqueue: events\_unbound netfs\_rreq\_write\_to\_cache\_work [netfs]
RIP: 0010:cachefiles\_prepare\_write+0x28/0x90 [cachefiles]
...
Call Trace:
netfs\_rreq\_write\_to\_cache\_work+0x11c/0x320 [netfs]
process\_one\_work+0x217/0x3e0
worker\_thread+0x4a/0x3b0
kthread+0xd6/0x100

## Status

Show unmaintained releases

| Package | Ubuntu Release | Status |
| --- | --- | --- |
| linux-aws-fips | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy  FIPS Updates | Not affected |
| 20.04 LTS focal  FIPS | Not affected |
| 18.04 LTS bionic  FIPS | Not affected |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-azure-fips | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy  FIPS Updates | Not affected |
| 20.04 LTS focal  FIPS | Not affected |
| 18.04 LTS bionic  FIPS | Not affected |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-gcp-fips | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy  FIPS Updates | Not affected |
| 20.04 LTS focal  FIPS | Not affected |
| 18.04 LTS bionic  FIPS | Not affected |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux | 24.10 oracular | Not affected |
| 24.04 LTS noble | Not affected |
| 22.04 LTS jammy | Not affected |
| 20.04 LTS focal | Not affected |
| 18.04 LTS bionic | Not affected |
| 16.04 LTS xenial | Not affected |
| 14.04 LTS trusty | Not affected |
| linux-allwinner-5.19 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored end of kernel support |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-aws | 24.10 oracular | Not affected |
| 24.04 LTS noble | Not affected |
| 22.04 LTS jammy | Not affected |
| 20.04 LTS focal | Not affected |
| 18.04 LTS bionic | Not affected |
| 16.04 LTS xenial | Not affected |
| 14.04 LTS trusty | Not affected |
| linux-aws-5.0 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Ignored end of standard support |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-aws-5.11 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-aws-5.13] |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-aws-5.13 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-aws-5.15] |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-aws-5.15 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not affected |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-aws-5.19 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-aws-6.2 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-aws-5.3 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Ignored end of standard support |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-aws-5.4 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not affected |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-aws-5.8 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-aws-5.11] |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-aws-6.2 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-aws-6.5 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-aws-6.5 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-aws-6.8 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-aws-6.8 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not affected |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-aws-hwe | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not affected |
| 14.04 LTS trusty | Not in release |
| linux-azure | 24.10 oracular | Not affected |
| 24.04 LTS noble | Not affected |
| 22.04 LTS jammy | Not affected |
| 20.04 LTS focal | Not affected |
| 18.04 LTS bionic | Ignored end of standard support |
| 16.04 LTS xenial | Not affected |
| 14.04 LTS trusty | Not affected |
| linux-azure-4.15 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not affected |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-azure-5.11 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-azure-5.13] |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-azure-5.13 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-azure-5.15] |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-azure-5.15 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not affected |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-azure-5.19 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-azure-6.2 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-azure-5.3 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Ignored end of standard support |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-azure-5.4 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not affected |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-azure-5.8 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-azure-5.11] |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-azure-6.2 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-azure-6.5 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-azure-6.5 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-azure-6.8 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-azure-edge | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Ignored end of standard support |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-azure-fde | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not affected |
| 22.04 LTS jammy | Not affected |
| 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-azure-fde-5.15] |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-azure-fde-5.15 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not affected |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-azure-fde-5.19 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-azure-fde-6.2 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-azure-fde-6.2 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored replaced by linux-azure-6.5 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-bluefield | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not affected |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-fips | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy  FIPS Updates | Not affected |
| 20.04 LTS focal  FIPS | Not affected |
| 18.04 LTS bionic  FIPS | Not affected |
| 16.04 LTS xenial  FIPS | Not affected |
| 14.04 LTS trusty | Not in release |
| linux-gcp | 24.10 oracular | Not affected |
| 24.04 LTS noble | Not affected |
| 22.04 LTS jammy | Not affected |
| 20.04 LTS focal | Not affected |
| 18.04 LTS bionic | Ignored end of standard support |
| 16.04 LTS xenial | Not affected |
| 14.04 LTS trusty | Not in release |
| linux-gcp-4.15 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not affected |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-gcp-5.11 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-gcp-5.13] |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-gcp-5.13 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-gcp-5.15] |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-gcp-5.15 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not affected |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-gcp-5.19 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-gcp-6.2 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-gcp-5.3 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Ignored end of standard support |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-gcp-5.4 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not affected |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-gcp-5.8 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-gcp-5.11] |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-gcp-6.2 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-gcp-6.5 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-gcp-6.5 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-gcp-6.8 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-gcp-6.8 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not affected |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-gke | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not affected |
| 22.04 LTS jammy | Not affected |
| 20.04 LTS focal | Ignored end of kernel support |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Ignored end of standard support |
| 14.04 LTS trusty | Not in release |
| linux-gke-4.15 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Ignored end of standard support |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-gke-5.15 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Ignored end of kernel support |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-gke-5.4 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Ignored end of standard support |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-gkeop | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not affected |
| 22.04 LTS jammy | Not affected |
| 20.04 LTS focal | Not affected |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-gkeop-5.15 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not affected |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-gkeop-5.4 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Ignored end of standard support |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-hwe | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Ignored end of standard support |
| 16.04 LTS xenial | Not affected |
| 14.04 LTS trusty | Not in release |
| linux-hwe-5.11 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-hwe-5.13] |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-hwe-5.13 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-hwe-5.15] |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-hwe-5.15 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not affected |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-hwe-5.19 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-hwe-6.2 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-hwe-5.4 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not affected |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-hwe-5.8 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-hwe-5.11] |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-hwe-6.2 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-hwe-6.5 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-hwe-6.5 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-hwe-6.8 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-hwe-6.8 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not affected |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-hwe-edge | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not affected |
| 16.04 LTS xenial | Ignored end of standard support |
| 14.04 LTS trusty | Not in release |
| linux-ibm | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not affected |
| 22.04 LTS jammy | Not affected |
| 20.04 LTS focal | Not affected |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-ibm-5.15 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not affected |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-ibm-5.4 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not affected |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-intel | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not affected |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-intel-5.13 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Ignored end of kernel support |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-intel-iot-realtime | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy  Real-time | Not affected |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-intel-iotg | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not affected |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-intel-iotg-5.15 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not affected |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-iot | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not affected |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-kvm | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not affected |
| 20.04 LTS focal | Not affected |
| 18.04 LTS bionic | Not affected |
| 16.04 LTS xenial | Not affected |
| 14.04 LTS trusty | Not in release |
| linux-lowlatency | 24.10 oracular | Not affected |
| 24.04 LTS noble | Not affected |
| 22.04 LTS jammy | Not affected |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-lowlatency-hwe-5.15 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not affected |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-lowlatency-hwe-5.19 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-lowlatency-hwe-6.2 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-lowlatency-hwe-6.2 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-lowlatency-hwe-6.5 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-lowlatency-hwe-6.5 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-lowlatency-hwe-6.8 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-lowlatency-hwe-6.8 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not affected |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-lts-xenial | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not affected |
| linux-nvidia | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not affected |
| 22.04 LTS jammy | Not affected |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-nvidia-6.2 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-nvidia-6.5 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-nvidia-6.5 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-nvidia-6.8 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-nvidia-6.8 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not affected |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-nvidia-lowlatency | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not affected |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-oem | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Ignored end of standard support |
| 16.04 LTS xenial | Ignored end of standard support |
| 14.04 LTS trusty | Not in release |
| linux-oem-5.10 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-oem-5.13] |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-oem-5.13 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-oem-5.14] |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-oem-5.14 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Ignored end of standard support, was ignored [replaced by linux-hwe-5.15] |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-oem-5.17 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-oem-6.1 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-oem-5.6 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-oem-5.10] |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-oem-6.0 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-oem-6.1 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-oem-6.1 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-oem-6.5 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-oem-6.5 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-oem-6.8 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-oem-6.8 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not affected |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-oracle | 24.10 oracular | Not affected |
| 24.04 LTS noble | Not affected |
| 22.04 LTS jammy | Not affected |
| 20.04 LTS focal | Not affected |
| 18.04 LTS bionic | Not affected |
| 16.04 LTS xenial | Not affected |
| 14.04 LTS trusty | Not in release |
| linux-oracle-5.0 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Ignored end of standard support |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-oracle-5.11 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-oracle-5.13] |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-oracle-5.13 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-oracle-5.15] |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-oracle-5.15 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not affected |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-oracle-5.3 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Ignored end of standard support |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-oracle-5.4 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not affected |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-oracle-5.8 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-oracle-5.11] |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-oracle-6.5 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-oracle-6.8 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-oracle-6.8 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not affected |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-raspi | 24.10 oracular | Not affected |
| 24.04 LTS noble | Not affected |
| 22.04 LTS jammy | Not affected |
| 20.04 LTS focal | Not affected |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-raspi-5.4 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not affected |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-raspi-realtime | 24.10 oracular | Not in release |
| 24.04 LTS noble  Real-time | Not affected |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-raspi2 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Ignored end of standard support, was ignored [replaced by linux-raspi] |
| 18.04 LTS bionic | Ignored end of standard support |
| 16.04 LTS xenial | Ignored end of standard support |
| 14.04 LTS trusty | Not in release |
| linux-realtime | 24.10 oracular | Not affected |
| 24.04 LTS noble | Not affected |
| 22.04 LTS jammy  Real-time | Not affected |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-riscv | 24.10 oracular | Not affected |
| 24.04 LTS noble | Not affected |
| 22.04 LTS jammy | Ignored end of kernel support |
| 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-riscv-5.8] |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-riscv-5.11 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-riscv-5.13] |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-riscv-5.15 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Not affected |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-riscv-5.19 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored end of kernel support |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-riscv-5.8 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not in release |
| 20.04 LTS focal | Ignored end of standard support, was ignored [superseded by linux-riscv-5.11] |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-riscv-6.5 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-riscv-6.8 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-riscv-6.8 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not affected |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-starfive-5.19 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored end of kernel support |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-starfive-6.2 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored superseded by linux-starfive-6.5 |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-starfive-6.5 | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Ignored end of kernel support |
| 20.04 LTS focal | Not in release |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |
| linux-xilinx-zynqmp | 24.10 oracular | Not in release |
| 24.04 LTS noble | Not in release |
| 22.04 LTS jammy | Not affected |
| 20.04 LTS focal | Not affected |
| 18.04 LTS bionic | Not in release |
| 16.04 LTS xenial | Not in release |
| 14.04 LTS trusty | Not in release |

---

* [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)
* [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses)
* [Patch details](https://ubuntu.com/security/CVE-2022-48989?format=md#patch-details)

### Patch details

For informational purposes only. We recommend not to cherry-pick updates. [How can I get the fixes?](https://ubuntu.com/security/cves/about#security)

| Package | Patch details |
| --- | --- |
| linux | * Introduced by   [12bb21a](https://git.kernel.org/linus/12bb21a29c19aae50cfad4e2bb5c943108f34a7d),   fixed by   [b5b52de](https://git.kernel.org/linus/b5b52de3214a29911f949459a79f6640969b5487) |

## Severity score breakdown

CVSS version:
CVSS v3.0

**Base score**

4.7 · Medium

* Base metrics

  | Parameter | Value |
  | --- | --- |
  | Attack vector | Local |
  | Attack complexity | High |
  | Privileges required | Low |
  | User interaction | None |
  | Scope | Unchanged |
  | Confidentiality impact | None |
  | Integrity impact | None |
  | Availability impact | High |
* Scores

  | Parameter | Value |
  | --- | --- |
  | Base score | 4.7 · Medium |
  | Exploitability score | - |
  | Impact score | - |

**Vector:** CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

## References

* [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-48989)
* [NVD](https://nvd.nist.gov/vuln/detail/CVE-2022-48989)
* [Launchpad](https://launchpad.net/bugs/cve/CVE-2022-48989)
* [Debian](https://security-tracker.debian.org/tracker/CVE-2022-48989)

### Other references

* <https://www.cve.org/CVERecord?id=CVE-2022-48989>
* <https://git.kernel.org/linus/b5b52de3214a29911f949459a79f6640969b5487 (6.1)>
* <https://git.kernel.org/stable/c/37f0b459c9b67e14fe4dcc3a15d286c4436ed01d>
* <https://git.kernel.org/stable/c/b5b52de3214a29911f949459a79f6640969b5487>
