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CVE-2023-3772

Published: 25 July 2023

A flaw was found in the Linux kernel’s IP framework for transforming packets (XFRM subsystem). This issue may allow a malicious user with CAP_NET_ADMIN privileges to directly dereference a NULL pointer in xfrm_update_ae_params(), leading to a possible kernel crash and denial of service.

From the Ubuntu Security Team

Lin Ma discovered that the Netlink Transformation (XFRM) subsystem in the Linux kernel contained a null pointer dereference vulnerability in some situations. A local privileged attacker could use this to cause a denial of service (system crash).

Mitigation

If not needed, disable the ability for unprivileged users
to create namespaces. To do this temporarily, do:
  sudo sysctl -w kernel.unprivileged_userns_clone=0
To disable across reboots, do:
  echo kernel.unprivileged_userns_clone=0 | \
  sudo tee /etc/sysctl.d/99-disable-unpriv-userns.conf

Priority

Medium

Cvss 3 Severity Score

4.4

Score breakdown

Status

Package Release Status
linux-hwe
Launchpad, Ubuntu, Debian
trusty Does not exist

bionic Needs triage

focal Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
xenial
Released (4.15.0-219.230~16.04.1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
mantic Does not exist

linux-hwe-5.4
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

focal Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

bionic
Released (5.4.0-166.183~18.04.2)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
linux-hwe-5.8
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-hwe-5.11)
jammy Does not exist

lunar Does not exist

upstream Ignored
(superseded by linux-hwe-5.11)
mantic Does not exist

linux-hwe-5.11
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-hwe-5.13)
jammy Does not exist

lunar Does not exist

upstream Ignored
(superseded by linux-hwe-5.13)
mantic Does not exist

linux-hwe-5.13
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-hwe-5.15)
jammy Does not exist

lunar Does not exist

upstream Ignored
(superseded by linux-hwe-5.15)
mantic Does not exist

linux-hwe-5.15
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

focal
Released (5.15.0-88.98~20.04.1)
linux-hwe-5.19
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

lunar Does not exist

jammy Ignored
(end of life, was needs-triage)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-hwe-edge
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Ignored
(superseded by linux-hwe)
bionic Ignored
(superseded by linux-hwe-5.4)
focal Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

linux-lts-xenial
Launchpad, Ubuntu, Debian
xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Does not exist

lunar Does not exist

trusty
Released (4.4.0-246.280~14.04.1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-kvm
Launchpad, Ubuntu, Debian
trusty Does not exist

bionic
Released (4.15.0-1146.151)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
upstream
Released (6.5~rc7)
xenial
Released (4.4.0-1125.135)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
mantic Does not exist

focal
Released (5.4.0-1102.108)
jammy
Released (5.15.0-1046.51)
lunar
Released (6.2.0-1016.16)
linux-allwinner
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Does not exist

lunar Ignored
(end of life, was needs-triage)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-allwinner-5.19
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

lunar Does not exist

jammy Ignored
(end of life, was needs-triage)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-aws-5.0
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Ignored
(superseded by linux-hwe-5.3)
focal Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

linux-aws-5.3
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Ignored
(superseded by linux-hwe-5.4)
focal Does not exist

jammy Does not exist

lunar Does not exist

upstream Ignored
(superseded by linux-aws-5.4)
mantic Does not exist

linux-aws-5.4
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

focal Does not exist

jammy Does not exist

lunar Does not exist

bionic
Released (5.4.0-1113.123~18.04.1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-aws-5.8
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-aws-5.11)
jammy Does not exist

lunar Does not exist

upstream Ignored
(superseded by linux-aws-5.11)
mantic Does not exist

linux-aws-5.11
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-aws-5.13)
jammy Does not exist

lunar Does not exist

upstream Ignored
(superseded by linux-aws-5.13)
mantic Does not exist

linux-aws-5.13
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-aws-5.15)
jammy Does not exist

lunar Does not exist

upstream Ignored
(superseded by linux-aws-5.15)
mantic Does not exist

linux-aws-5.15
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

focal
Released (5.15.0-1049.54~20.04.1)
linux-aws-5.19
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

lunar Does not exist

jammy Ignored
(end of life, was needs-triage)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-aws-hwe
Launchpad, Ubuntu, Debian
trusty Does not exist

bionic Does not exist

focal Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
xenial
Released (4.15.0-1162.175~16.04.1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
mantic Does not exist

linux-azure
Launchpad, Ubuntu, Debian
bionic Ignored
(superseded by linux-azure-5.3)
trusty
Released (4.15.0-1171.186~14.04.1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
upstream
Released (6.5~rc7)
xenial
Released (4.15.0-1171.186~16.04.1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
mantic Not vulnerable
(6.5.0-1004.4)
focal
Released (5.4.0-1119.126)
jammy
Released (5.15.0-1051.59)
lunar
Released (6.2.0-1016.16)
linux-azure-4.15
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

focal Does not exist

jammy Does not exist

lunar Does not exist

bionic
Released (4.15.0-1171.186)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-azure-5.3
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Ignored
(superseded by linux-azure-5.4)
focal Does not exist

jammy Does not exist

lunar Does not exist

upstream Ignored
(superseded by linux-azure-5.4)
mantic Does not exist

linux-azure-5.4
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

focal Does not exist

jammy Does not exist

lunar Does not exist

bionic
Released (5.4.0-1119.126~18.04.2)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-azure-5.8
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-azure-5.11)
jammy Does not exist

lunar Does not exist

upstream Ignored
(superseded by linux-azure-5.11)
mantic Does not exist

linux-azure-5.11
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-azure-5.13)
jammy Does not exist

lunar Does not exist

upstream Ignored
(superseded by linux-azure-5.13)
mantic Does not exist

linux-azure-5.13
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-azure-5.15)
jammy Does not exist

lunar Does not exist

upstream Ignored
(superseded by linux-azure-5.15)
mantic Does not exist

linux-azure-5.15
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

focal
Released (5.15.0-1051.59~20.04.1)
linux-azure-5.19
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

lunar Does not exist

jammy Ignored
(end of life, was needs-triage)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-azure-fde
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

lunar Does not exist

focal Ignored
(end of life, was needs-triage)
upstream
Released (6.5~rc7)
mantic Does not exist

jammy
Released (5.15.0-1051.59.1)
linux-azure-fde-5.15
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

focal
Released (5.15.0-1051.59~20.04.1.1)
linux-azure-fde-5.19
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

lunar Does not exist

jammy Ignored
(end of life, was needs-triage)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-bluefield
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

lunar Does not exist

jammy Needed

upstream
Released (6.5~rc7)
focal
Released (5.4.0-1074.80)
mantic Does not exist

linux-dell300x
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Ignored
(end of standard support)
focal Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

linux-azure-edge
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Ignored
(superseded by linux-azure-5.3)
focal Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

linux-fips
Launchpad, Ubuntu, Debian
trusty Ignored
(end of standard support)
xenial Ignored
(end of standard support)
bionic Does not exist

focal Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

linux-gcp
Launchpad, Ubuntu, Debian
trusty Does not exist

bionic Ignored
(superseded by linux-gcp-5.3)
upstream
Released (6.5~rc7)
xenial
Released (4.15.0-1156.173~16.04.1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
mantic Not vulnerable
(6.5.0-1004.4)
focal
Released (5.4.0-1117.126)
jammy
Released (5.15.0-1046.54)
lunar
Released (6.2.0-1018.20)
linux-gcp-4.15
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

focal Does not exist

jammy Does not exist

lunar Does not exist

bionic
Released (4.15.0-1156.173)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-gcp-5.3
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Ignored
(superseded by linux-gcp-5.4)
focal Does not exist

jammy Does not exist

lunar Does not exist

upstream Ignored
(superseded by linux-gcp-5.4)
mantic Does not exist

linux-gcp-5.4
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

focal Does not exist

jammy Does not exist

lunar Does not exist

bionic
Released (5.4.0-1117.126~18.04.1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-gcp-5.8
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-gcp-5.11)
jammy Does not exist

lunar Does not exist

upstream Ignored
(superseded by linux-gcp-5.11)
mantic Does not exist

linux-gcp-5.11
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-gcp-5.13)
jammy Does not exist

lunar Does not exist

upstream Ignored
(superseded by linux-gcp-5.13)
mantic Does not exist

linux-gcp-5.13
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-gcp-5.15)
jammy Does not exist

lunar Does not exist

upstream Ignored
(superseded by linux-gcp-5.15)
mantic Does not exist

linux-gcp-5.15
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

jammy Does not exist

lunar Does not exist

focal
Released (5.15.0-1046.54~20.04.1)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-gcp-5.19
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

lunar Does not exist

jammy Ignored
(end of life, was needs-triage)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-gke
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Ignored
(end of standard support)
bionic Does not exist

lunar Does not exist

focal Ignored
(end of life, was needs-triage)
jammy
Released (5.15.0-1046.51)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-gke-4.15
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Needs triage

focal Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

linux-gke-5.0
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Ignored
(end of standard support)
focal Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

linux-gke-5.3
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Ignored
(end of standard support)
focal Does not exist

jammy Does not exist

lunar Does not exist

upstream Ignored
(superseded by linux-gke-5.4)
mantic Does not exist

linux-gke-5.4
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Needs triage

focal Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

linux-gke-5.15
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

jammy Does not exist

lunar Does not exist

focal Ignored
(end of life, was needs-triage)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-gkeop
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

lunar Does not exist

focal
Released (5.4.0-1080.84)
upstream
Released (6.5~rc7)
mantic Does not exist

jammy
Released (5.15.0-1032.38)
linux-gkeop-5.4
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Needs triage

focal Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

linux-gkeop-5.15
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

jammy Does not exist

lunar Does not exist

focal
Released (5.15.0-1032.38~20.04.1)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-ibm
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

upstream
Released (6.5~rc7)
lunar Ignored
(end of life, was needed)
mantic Not vulnerable
(6.5.0-1005.5)
focal
Released (5.4.0-1060.65)
jammy
Released (5.15.0-1042.45)
linux-ibm-5.4
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

focal Does not exist

jammy Does not exist

lunar Does not exist

bionic
Released (5.4.0-1060.65~18.04.1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-intel-5.13
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

jammy Does not exist

lunar Does not exist

focal Ignored
(end of life, was needs-triage)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-intel-iotg
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

jammy
Released (5.15.0-1045.51)
linux-intel-iotg-5.15
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

focal
Released (5.15.0-1045.51~20.04.1)
linux-iot
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

jammy Does not exist

lunar Does not exist

focal
Released (5.4.0-1025.26)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-lowlatency
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

upstream
Released (6.5~rc7)
mantic Not vulnerable
(6.5.0-5.5.1)
jammy
Released (5.15.0-88.98)
lunar
Released (6.2.0-1016.16)
linux-lowlatency-hwe-5.15
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

focal
Released (5.15.0-88.98~20.04.1)
linux-lowlatency-hwe-5.19
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

lunar Does not exist

jammy Ignored
(end of life, was needs-triage)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-nvidia
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

jammy
Released (5.15.0-1040.40)
linux-oracle
Launchpad, Ubuntu, Debian
trusty Does not exist

bionic Ignored
(ESM criteria, was needed)
upstream
Released (6.5~rc7)
xenial
Released (4.15.0-1125.136~16.04.1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
mantic Not vulnerable
(6.5.0-1005.5)
focal
Released (5.4.0-1112.121)
jammy
Released (5.15.0-1047.53)
lunar
Released (6.2.0-1015.15)
linux-oracle-5.0
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Ignored
(superseded by linux-oracle-5.3)
focal Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

linux-oracle-5.3
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Ignored
(superseded by linux-oracle-5.4)
focal Does not exist

jammy Does not exist

lunar Does not exist

upstream Ignored
(superseded by linux-oracle-5.4)
mantic Does not exist

linux-oracle-5.4
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

focal Does not exist

jammy Does not exist

lunar Does not exist

bionic
Released (5.4.0-1112.121~18.04.4)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-oracle-5.8
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-oracle-5.11)
jammy Does not exist

lunar Does not exist

upstream Ignored
(superseded by linux-oracle-5.11)
mantic Does not exist

linux-oracle-5.11
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-oracle-5.13)
jammy Does not exist

lunar Does not exist

upstream Ignored
(superseded by linux-oracle-5.13)
mantic Does not exist

linux-oracle-5.13
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

jammy Does not exist

lunar Does not exist

focal Ignored
(end of life, was needs-triage)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-oracle-5.15
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

jammy Does not exist

lunar Does not exist

focal
Released (5.15.0-1047.53~20.04.1)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-oem
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Ignored
(end of standard support)
bionic Needs triage

focal Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

linux-oem-5.6
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

jammy Does not exist

lunar Does not exist

focal Ignored
(end of life, was needs-triage)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-oem-5.10
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
focal Ignored
(end of life, was needs-triage)
mantic Does not exist

linux-oem-5.13
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-oem-5.14)
jammy Does not exist

lunar Does not exist

upstream Ignored
(superseded by linux-oem-5.14)
mantic Does not exist

linux-oem-5.14
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
focal Ignored
(end of life, was needs-triage)
mantic Does not exist

linux-oem-5.17
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

lunar Does not exist

jammy Ignored
(end of life, was needs-triage)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-oem-6.0
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

lunar Does not exist

jammy Ignored
(end of life, was needs-triage)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-oem-6.1
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
jammy
Released (6.1.0-1023.23)
mantic Does not exist

linux-oem-osp1
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Ignored
(end of standard support)
focal Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

linux-raspi
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal
Released (5.4.0-1097.109)
jammy
Released (5.15.0-1042.45)
lunar
Released (6.2.0-1016.18)
upstream
Released (6.5~rc7)
mantic Not vulnerable
(6.5.0-1002.2)
linux-raspi2
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Ignored
(end of standard support)
bionic Ignored
(end of standard support)
focal Ignored
(replaced by linux-raspi)
jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

linux-raspi2-5.3
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Ignored
(end of standard support)
focal Does not exist

jammy Does not exist

lunar Does not exist

upstream Ignored
(superseded by linux-raspi2-5.4)
mantic Does not exist

linux-raspi-5.4
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

focal Does not exist

jammy Does not exist

lunar Does not exist

bionic
Released (5.4.0-1097.109~18.04.2)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-riscv
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-riscv-5.8)
jammy Ignored
(end of life, was needs-triage)
lunar
Released (6.2.0-36.37.1)
upstream
Released (6.5~rc7)
mantic Not vulnerable
(6.5.0-9.9.1)
linux-riscv-5.8
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-riscv-5.11)
jammy Does not exist

lunar Does not exist

upstream Ignored
(superseded by linux-riscv-5.11)
mantic Does not exist

linux-riscv-5.11
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Ignored
(superseded by linux-riscv-5.13)
jammy Does not exist

lunar Does not exist

upstream Ignored
(superseded by linux-riscv-5.13)
mantic Does not exist

linux-riscv-5.15
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

jammy Does not exist

lunar Does not exist

focal
Released (5.15.0-1045.49~20.04.1)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-riscv-5.19
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

lunar Does not exist

jammy Ignored
(end of life, was needs-triage)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-snapdragon
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Ignored
(end of standard support)
bionic Ignored
(end of standard support)
focal Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

linux-starfive
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Does not exist

upstream
Released (6.5~rc7)
mantic Not vulnerable
(6.5.0-1002.3)
lunar
Released (6.2.0-1008.9)
linux-starfive-5.19
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

lunar Does not exist

jammy Ignored
(end of life, was needs-triage)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-xilinx-zynqmp
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

lunar Does not exist

jammy
Released (5.15.0-1025.29)
upstream
Released (6.5~rc7)
mantic Does not exist

focal
Released (5.4.0-1033.37)
linux-aws-6.2
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

jammy
Released (6.2.0-1015.15~22.04.1)
linux-hwe-6.2
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

jammy
Released (6.2.0-36.37~22.04.1)
linux-lowlatency-hwe-6.2
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

jammy
Released (6.2.0-1016.16~22.04.1)
linux-ibm-5.15
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

jammy Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

focal
Released (5.15.0-1042.45~20.04.1)
linux-gcp-6.2
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

lunar Does not exist

jammy
Released (6.2.0-1018.20~22.04.1)
upstream
Released (6.5~rc7)
mantic Does not exist

linux-azure-6.2
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

jammy
Released (6.2.0-1016.16~22.04.1)
linux-azure-fde-6.2
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

lunar Does not exist

upstream
Released (6.5~rc7)
mantic Does not exist

jammy
Released (6.2.0-1016.16~22.04.1.1)
linux
Launchpad, Ubuntu, Debian
bionic
Released (4.15.0-219.230)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
trusty Ignored
(ESM criteria, was needed)
upstream
Released (6.5~rc7)
mantic Not vulnerable
(6.5.0-5.5)
focal
Released (5.4.0-166.183)
jammy
Released (5.15.0-88.98)
lunar
Released (6.2.0-36.37)
xenial
Released (4.4.0-246.280)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
Patches:
Introduced by

d8647b79c3b7e223ac051439d165bc8e7bbb832f

Fixed by 00374d9b6d9f932802b55181be9831aa948e5b7c
linux-aws
Launchpad, Ubuntu, Debian
bionic
Released (4.15.0-1162.175)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
trusty
Released (4.4.0-1124.130)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
upstream
Released (6.5~rc7)
xenial
Released (4.4.0-1162.177)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
mantic Not vulnerable
(6.5.0-1005.5)
focal
Released (5.4.0-1113.123)
jammy
Released (5.15.0-1049.54)
lunar
Released (6.2.0-1015.15)
linux-nvidia-6.2
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

lunar Does not exist

mantic Does not exist

upstream
Released (6.5~rc7)
jammy
Released (6.2.0-1011.11)
linux-starfive-6.2
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

lunar Does not exist

mantic Does not exist

jammy
Released (6.2.0-1009.10~22.04.1)
upstream
Released (6.5~rc7)
linux-laptop
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Does not exist

lunar Does not exist

mantic Not vulnerable

upstream Needs triage

linux-oem-6.5
Launchpad, Ubuntu, Debian
trusty Does not exist

xenial Does not exist

bionic Does not exist

focal Does not exist

jammy Not vulnerable

lunar Does not exist

mantic Does not exist

upstream Needs triage

Severity score breakdown

Parameter Value
Base score 4.4
Attack vector Local
Attack complexity Low
Privileges required High
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H