CVE-2022-3219

NameCVE-2022-3219
DescriptionGnuPG can be made to spin on a relatively small input by (for example) crafting a public key with thousands of signatures attached, compressed down to just a few KB.
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
gnupg2 (PTS)buster, buster (security)2.2.12-1+deb10u2vulnerable
bullseye (security), bullseye2.2.27-2+deb11u2vulnerable
bookworm2.2.40-1.1vulnerable
sid, trixie2.2.43-7vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
gnupg2source(unstable)(unfixed)unimportant

Notes

https://bugzilla.redhat.com/show_bug.cgi?id=2127010
https://dev.gnupg.org/D556
https://dev.gnupg.org/T5993
https://www.openwall.com/lists/oss-security/2022/07/04/8
GnuPG upstream is not implementing this change.

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