CVE-2015-1607

NameCVE-2015-1607
Descriptionkbx/keybox-search.c in GnuPG before 1.4.19, 2.0.x before 2.0.27, and 2.1.x before 2.1.2 does not properly handle bitwise left-shifts, which allows remote attackers to cause a denial of service (invalid read operation) via a crafted keyring file, related to sign extensions and "memcpy with overlapping ranges."
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 severitymedium
Debian Bugs778577, 778652

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
gnupg (PTS)jessie (security), jessie1.4.18-7+deb8u5fixed
gnupg2 (PTS)jessie (security), jessie2.0.26-6+deb8u2fixed
stretch2.1.18-8~deb9u4fixed
stretch (security)2.1.18-8~deb9u2fixed
buster2.2.12-1+deb10u1fixed
bullseye, sid2.2.17-3fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
gnupgsource(unstable)1.4.18-7778652
gnupg2source(unstable)2.0.26-5778577
gnupg2sourceexperimental2.1.2-1

Notes

[wheezy] - gnupg2 <no-dsa> (Minor issue)
[squeeze] - gnupg2 <no-dsa> (Minor issue)
[wheezy] - gnupg <no-dsa> (Too intrusive to backport; minor issue)
[squeeze] - gnupg <no-dsa> (Too intrusive to backport; minor issue)
https://blog.fuzzing-project.org/5-Multiple-issues-in-GnuPG-found-through-keyring-fuzzing-TFPA-0012015.html
http://git.gnupg.org/cgi-bin/gitweb.cgi?p=gnupg.git;a=commit;h=2183683bd633818dd031b090b5530951de76f392

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