Heap-based buffer overflow in the progressive PNG Image loader (decoders/pngloader.cpp) in KHTML in KDE 4.0.x up to 4.0.3 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted image.
https://exchange.xforce.ibmcloud.com/vulnerabilities/42038
http://www.vupen.com/english/advisories/2008/1371/references
http://www.securitytracker.com/id?1019929
http://www.securityfocus.com/bid/28937
http://www.kde.org/info/security/advisory-20080426-1.txt
http://secunia.com/advisories/29980
http://lists.opensuse.org/opensuse-security-announce/2008-05/msg00000.html