CVE-2021-40633

NameCVE-2021-40633
DescriptionA memory leak (out-of-memory) in gif2rgb in util/gif2rgb.c in giflib 5.1.4 allows remote attackers trigger an out of memory exception or denial of service via a gif format file.
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)
Debian Bugs1014586

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
giflib (PTS)buster5.1.4-3vulnerable
bullseye5.1.9-2vulnerable
bookworm, sid5.2.1-2.5vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
giflibsource(unstable)(unfixed)unimportant1014586

Notes

https://sourceforge.net/p/giflib/bugs/157/
Specific to gif2rgb. Crash in CLI tool, no security impact

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