Multiple integer overflows in the read_bitmap_file_data function in io-xbm.c in gdk-pixbuf before 2.26.1 allow remote attackers to cause a denial of service (application crash) via a negative (1) height or (2) width in an XBM file, which triggers a heap-based buffer overflow.
https://exchange.xforce.ibmcloud.com/vulnerabilities/75578
http://www.securityfocus.com/bid/53548
http://www.openwall.com/lists/oss-security/2012/05/15/9
http://www.openwall.com/lists/oss-security/2012/05/15/8
http://www.gentoo.org/security/en/glsa/glsa-201206-20.xml
http://secunia.com/advisories/49715
http://secunia.com/advisories/49125
http://rhn.redhat.com/errata/RHSA-2013-0135.html
http://git.gnome.org/browse/gdk-pixbuf/commit/?id=b1bb3053856aede37d473c92f0e5a10e29f10516