CVE-2022-1882

NameCVE-2022-1882
DescriptionA use-after-free flaw was found in the Linux kernel’s pipes functionality in how a user performs manipulations with the pipe post_one_notification() after free_pipe_info() that is already called. This flaw allows a local user to crash or potentially escalate their privileges on the system.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)stretch4.9.228-1fixed
stretch (security)4.9.320-2fixed
buster4.19.235-1fixed
buster (security)4.19.232-1fixed
bullseye5.10.106-1vulnerable
bullseye (security)5.10.120-1vulnerable
bookworm, sid5.18.5-1vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcestretch(not affected)
linuxsourcebuster(not affected)
linuxsource(unstable)(unfixed)

Notes

[buster] - linux <not-affected> (Vulnerable code not present)
[stretch] - linux <not-affected> (Vulnerable code not present)
https://bugzilla.redhat.com/show_bug.cgi?id=2089701
https://lore.kernel.org/lkml/20220507115605.96775-1-tcs.kernel@gmail.com/T/

Search for package or bug name: Reporting problems