DescriptionA "stack overwrite" vulnerability in GnuPG (gpg) 1.x before 1.4.6, 2.x before 2.0.2, and 1.9.0 through 1.9.95 allows attackers to execute arbitrary code via crafted OpenPGP packets that cause GnuPG to dereference a function pointer from deallocated stack memory.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severityhigh
Debian Bugs401894, 401895, 401898, 401913, 401914

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
gnupg (PTS)jessie, jessie (security)1.4.18-7+deb8u5fixed
gnupg2 (PTS)jessie, jessie (security)2.0.26-6+deb8u2fixed
stretch (security)2.1.18-8~deb9u2fixed
bullseye, sid2.2.20-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
gnupgsource(unstable)1.4.6-1high401894, 401898, 401914
gnupg2source(unstable)2.0.0-5.2high401895, 401913

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