CVE-2012-3437 Information

Description

The Magick_png_malloc function in coders/png.c in ImageMagick 6.7.8 and earlier does not use the proper variable type for the allocation size which might allow remote attackers to cause a denial of service (crash) via a crafted PNG file that triggers incorrect memory allocation.

Reference

http://lists.opensuse.org/opensuse-updates/2013-03/msg00101.html http://secunia.com/advisories/50091 http://secunia.com/advisories/50398 http://www.mandriva.com/security/advisories?name=MDVSA-2012:160 http://www.mandriva.com/security/advisories?name=MDVSA-2013:092 http://www.securityfocus.com/bid/54714 http://www.securitytracker.com/id?1027321 http://www.ubuntu.com/usn/USN-1544-1 https://bugzilla.redhat.com/show_bug.cgi?id=844101 https://exchange.xforce.ibmcloud.com/vulnerabilities/77260 https://wiki.mageia.org/en/Support/Advisories/MGASA-2012-0243