CVE-2022-32250

NameCVE-2022-32250
Descriptionnet/netfilter/nf_tables_api.c in the Linux kernel through 5.18.1 allows a local user (able to create user/net namespaces) to escalate privileges to root because an incorrect NFT_STATEFUL_EXPR check leads to a use-after-free.
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)
ReferencesDLA-3065-1, DSA-5161-1

Vulnerable and fixed packages

The table below lists information on source packages.

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

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcestretch4.9.320-2DLA-3065-1
linuxsourcebullseye5.10.120-1DSA-5161-1
linuxsource(unstable)5.18.2-1

Notes

https://www.openwall.com/lists/oss-security/2022/05/31/1
https://git.kernel.org/linus/520778042ccca019f3ffa136dd0ca565c486cedd
Was previously also tracked as CVE-2022-1966

Search for package or bug name: Reporting problems