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CVE-2022-3606

Published: 19 October 2022

A vulnerability was found in Linux Kernel. It has been classified as problematic. This affects the function find_prog_by_sec_insn of the file tools/lib/bpf/libbpf.c of the component BPF. The manipulation leads to null pointer dereference. It is recommended to apply a patch to fix this issue. The identifier VDB-211749 was assigned to this vulnerability.

Priority

Medium

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package Release Status
dwarves-dfsg
Launchpad, Ubuntu, Debian
bionic
Released (1.21-0ubuntu1~18.04.1+esm1)
Available with Ubuntu Pro
focal
Released (1.21-0ubuntu1~20.04.1)
jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

noble Does not exist

trusty Ignored
(end of standard support)
upstream Needs triage

xenial Needs triage

libbpf
Launchpad, Ubuntu, Debian
bionic Does not exist

focal
Released (0.5.0-1~ubuntu20.04.1+esm1)
Available with Ubuntu Pro
jammy
Released (0.5.0-1ubuntu22.04.1)
kinetic
Released (0.8.0-1ubuntu22.10.1)
lunar
Released (1.0.1-2ubuntu1)
mantic
Released (1.0.1-2ubuntu1)
noble
Released (1.0.1-2ubuntu1)
trusty Ignored
(end of standard support)
upstream Needs triage

xenial Ignored
(end of standard support)
Patches:
upstream: https://github.com/libbpf/libbpf/commit/3a3ef0c1d09e1894740db71cdcb7be0bfd713671

Severity score breakdown

Parameter Value
Base score 5.5
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H