| Name | CVE-2022-29581 |
| Description | Improper Update of Reference Count vulnerability in net/sched of Linux Kernel allows local attacker to cause privilege escalation to root. This issue affects: Linux Kernel versions prior to 5.18; version 4.14 and later versions. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-5173-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| linux (PTS) | buster | 4.19.249-2 | fixed |
| buster (security) | 4.19.289-2 | fixed |
| bullseye | 5.10.178-3 | fixed |
| bullseye (security) | 5.10.191-1 | fixed |
| bookworm | 6.1.38-1 | fixed |
| bookworm (security) | 6.1.52-1 | fixed |
| sid, trixie | 6.5.3-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| linux | source | stretch | (not affected) | | | |
| linux | source | buster | 4.19.249-2 | | DSA-5173-1 | |
| linux | source | bullseye | 5.10.113-1 | | | |
| linux | source | (unstable) | 5.17.6-1 | | | |
Notes
[stretch] - linux <not-affected> (Vulnerable code not present)
https://git.kernel.org/linus/3db09e762dc79584a69c10d74a6b98f89a9979f8 (5.18-rc4)
https://www.openwall.com/lists/oss-security/2022/05/18/2