Memory leak in pngrutil.c in libpng before 1.2.44, and 1.4.x before 1.4.3, allows remote attackers to cause a denial of service (memory consumption and application crash) via a PNG image containing malformed Physical Scale (aka sCAL) chunks.
https://exchange.xforce.ibmcloud.com/vulnerabilities/59816
https://bugzilla.redhat.com/show_bug.cgi?id=608644
http://www.vmware.com/security/advisories/VMSA-2010-0014.html
http://www.ubuntu.com/usn/USN-960-1
http://www.securitytracker.com/id?1024723
http://www.securityfocus.com/bid/41174
http://www.libpng.org/pub/png/libpng.html
http://www.debian.org/security/2010/dsa-2072
http://support.apple.com/kb/HT4554
http://support.apple.com/kb/HT4457
http://support.apple.com/kb/HT4456
http://slackware.com/security/viewer.php?l=slackware-security&y=2010&m=slackware-security.613061
http://lists.vmware.com/pipermail/security-announce/2010/000105.html
http://lists.opensuse.org/opensuse-security-announce/2010-09/msg00006.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-July/044397.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-July/044283.html
http://lists.apple.com/archives/security-announce/2011/Mar/msg00000.html
http://lists.apple.com/archives/security-announce/2011//Mar/msg00004.html
http://lists.apple.com/archives/security-announce/2010//Nov/msg00003.html
http://lists.apple.com/archives/security-announce/2010//Nov/msg00000.html