CVE-2023-39976

NameCVE-2023-39976
Descriptionlog_blackbox.c in libqb before 2.0.8 allows a buffer overflow via long log messages because the header size is not considered.
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
libqb (PTS)buster1.0.5-1fixed
bullseye2.0.3-1vulnerable
bookworm2.0.6-2vulnerable
sid, trixie2.0.8-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libqbsourcebuster(not affected)
libqbsource(unstable)2.0.8-1

Notes

[bookworm] - libqb <no-dsa> (Minor issue)
[bullseye] - libqb <no-dsa> (Minor issue)
[buster] - libqb <not-affected> (Vulnerable code introduced later)
https://github.com/ClusterLabs/libqb/commit/1bbaa929b77113532785c408dd1b41cd0521ffc8 (v2.0.8)
https://github.com/ClusterLabs/libqb/pull/490

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