CVE-2023-39194

NameCVE-2023-39194
DescriptionA flaw was found in the XFRM subsystem in the Linux kernel. The specific flaw exists within the processing of state filters, which can result in a read past the end of an allocated buffer. This flaw allows a local privileged (CAP_NET_ADMIN) attacker to trigger an out-of-bounds read, potentially leading to an information disclosure.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-3710-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)buster4.19.249-2vulnerable
buster (security)4.19.304-1fixed
bullseye5.10.209-2fixed
bullseye (security)5.10.216-1fixed
bookworm6.1.76-1fixed
bookworm (security)6.1.90-1fixed
trixie6.7.12-1fixed
sid6.8.9-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcebuster4.19.304-1DLA-3710-1
linuxsourcebullseye5.10.197-1
linuxsourcebookworm6.1.52-1
linuxsource(unstable)6.4.13-1

Notes

https://www.zerodayinitiative.com/advisories/ZDI-23-1492/
https://git.kernel.org/linus/dfa73c17d55b921e1d4e154976de35317e43a93a (6.5-rc7)

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