The TIFFToRGB function in libtiff before 3.8.1 allows remote attackers to cause a denial of service (crash) via a crafted TIFF image with Yr/Yg/Yb values that exceed the YCR/YCG/YCB values, which triggers an out-of-bounds read.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9572
https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=189974
http://www.trustix.org/errata/2006/0024
http://www.securityfocus.com/bid/17809
http://www.redhat.com/support/errata/RHSA-2006-0425.html
http://www.mandriva.com/security/advisories?name=MDKSA-2006:082
http://www.debian.org/security/2006/dsa-1078
http://support.avaya.com/elmodocs2/security/ASA-2006-119.htm
http://secunia.com/advisories/20667
http://secunia.com/advisories/20330
http://secunia.com/advisories/20210
http://secunia.com/advisories/20023
http://secunia.com/advisories/19964
http://secunia.com/advisories/19949