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, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-2076-1
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
gnupg2 (PTS)wheezy, wheezy (security)2.0.19-2+deb7u2fixed
jessie2.0.26-6+deb8u1fixed
stretch2.1.18-8~deb9u1fixed
buster2.2.1-2fixed
sid2.2.1-4fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
gnupg2source(unstable)2.0.14-2medium
gnupg2sourcelenny2.0.9-3.1+lenny1mediumDSA-2076-1

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