CVE-2023-28466

NameCVE-2023-28466
Descriptiondo_tls_getsockopt in net/tls/tls_main.c in the Linux kernel through 6.2.6 lacks a lock_sock call, leading to a race condition (with a resultant use-after-free or NULL pointer dereference).
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)buster4.19.249-2vulnerable
buster (security)4.19.269-1vulnerable
bullseye5.10.158-2vulnerable
bullseye (security)5.10.162-1vulnerable
bookworm, sid6.1.20-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsource(unstable)6.1.20-1

Notes

[bullseye] - linux <ignored> (Minor issue; CONFIG_TLS not enabled in Debian)
[buster] - linux <ignored> (Minor issue; CONFIG_TLS not enabled in Debian)
https://git.kernel.org/linus/49c47cc21b5b7a3d8deb18fc57b0aa2ab1286962

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