CVE-2016-1000030

Name	CVE-2016-1000030
Description	Pidgin version <2.11.0 contains a vulnerability in X.509 Certificates imports specifically due to improper check of return values from gnutls_x509_crt_init() and gnutls_x509_crt_import() that can result in code execution. This attack appear to be exploitable via custom X.509 certificate from another client. This vulnerability appears to have been fixed in 2.11.0.
Source	CVE (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 severity	high

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
pidgin (PTS)	jessie (security), jessie	2.11.0-0+deb8u2	fixed
	stretch	2.12.0-1	fixed
	buster	2.13.0-2	fixed
	bullseye, sid	2.13.0-2.2	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
pidgin	source	(unstable)	2.11.0-1	unimportant
pidgin	source	jessie	2.11.0-0+deb8u1

Notes

http://www.pidgin.im/news/security/?id=91
https://bitbucket.org/pidgin/main/commits/d6fc1ce76ffe
Furthermore pidgin in Debian is not compiled to use GnuTLS (--enable-gnutls=no)