CVE-2010-2547

NameCVE-2010-2547
DescriptionUse-after-free vulnerability in kbx/keybox-blob.c in GPGSM in GnuPG 2.x through 2.0.16 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a certificate with a large number of Subject Alternate Names, which is not properly handled in a realloc operation when importing the certificate or verifying its signature.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-2076-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
gnupg2 (PTS)bullseye (security), bullseye2.2.27-2+deb11u2fixed
bookworm2.2.40-1.1fixed
sid, trixie2.2.45-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
gnupg2sourcelenny2.0.9-3.1+lenny1DSA-2076-1
gnupg2source(unstable)2.0.14-2

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