CVE-2023-5197

NameCVE-2023-5197
DescriptionA use-after-free vulnerability in the Linux kernel's netfilter: nf_tables component can be exploited to achieve local privilege escalation. Addition and removal of rules from chain bindings within the same transaction causes leads to use-after-free. We recommend upgrading past commit f15f29fd4779be8a418b66e9d52979bb6d6c2325.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)buster4.19.249-2fixed
buster (security)4.19.289-2fixed
bullseye5.10.197-1vulnerable
bullseye (security)5.10.191-1vulnerable
bookworm6.1.66-1fixed
bookworm (security)6.1.52-1vulnerable
sid, trixie6.5.13-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcebuster(not affected)
linuxsourcebookworm6.1.64-1
linuxsource(unstable)6.5.6-1

Notes

[buster] - linux <not-affected> (Vulnerable code not present)
https://git.kernel.org/linus/f15f29fd4779be8a418b66e9d52979bb6d6c2325 (6.6-rc3)
https://kernel.dance/f15f29fd4779be8a418b66e9d52979bb6d6c2325

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