Integer underflow in Freetype before 2.2 allows remote attackers to...

Vulnerability Description

Integer underflow in Freetype before 2.2 allows remote attackers to cause a denial of service (crash) via a font file with an odd number of blue values, which causes the underflow when decrementing by 2 in a context that assumes an even number of values.

References

• http://lists.suse.com/archive/suse-security-announce/2006-Jun/0012.html
• http://secunia.com/advisories/20791
• http://support.apple.com/kb/HT3549
• http://sunsolve.sun.com/search/document.do?assetkey=1-26-102705-1
• http://secunia.com/advisories/20525
• http://secunia.com/advisories/21701
• https://usn.ubuntu.com/291-1/
• http://secunia.com/advisories/21385
• http://secunia.com/advisories/35074
• http://lists.apple.com/archives/security-announce/2009/May/msg00002.html
• http://www.securityfocus.com/archive/1/436836/100/0/threaded
• http://secunia.com/advisories/21135
• http://www.redhat.com/support/errata/RHSA-2006-0500.html
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9508
• http://www.securityfocus.com/bid/18326
• https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=183676
• http://secunia.com/advisories/23939
• http://support.avaya.com/elmodocs2/security/ASA-2006-176.htm
• http://secunia.com/advisories/20591
• http://www.us-cert.gov/cas/techalerts/TA09-133A.html
• http://www.vupen.com/english/advisories/2009/1297
• http://secunia.com/advisories/20638
• http://securitytracker.com/id?1016522
• http://www.vupen.com/english/advisories/2007/0381
• https://issues.rpath.com/browse/RPL-429
• ftp://patches.sgi.com/support/free/security/advisories/20060701-01-U
• http://secunia.com/advisories/21062
• http://www.mandriva.com/security/advisories?name=MDKSA-2006:099
• http://www.debian.org/security/2006/dsa-1095