The keyring DB in GnuPG before 2.1.2 does not properly handle invalid packets, which allows remote attackers to cause a denial of service (invalid read and use-after-free) via a crafted keyring file.
Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-1606
Reference (s):
- http://git.gnupg.org/cgi-bin/gitweb.cgi?p=gnupg.git;a=commit;h=f0f71a721ccd7ab9e40b8b6b028b59632c0cc648
- http://www.debian.org/security/2015/dsa-3184
- http://www.openwall.com/lists/oss-security/2015/02/13/14
- http://www.openwall.com/lists/oss-security/2015/02/14/6
- http://www.securitytracker.com/id/1031876