CVE-2011-0226 Information

Description

Integer signedness error in psaux/t1decode.c in FreeType before 2.4.6 as used in CoreGraphics in Apple iOS before 4.2.9 and 4.3.x before 4.3.4 and other products allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted Type 1 font in a PDF document as exploited in the wild in July 2011.

Reference

http://lists.apple.com/archives/security-announce/2011//Jul/msg00000.html http://lists.apple.com/archives/security-announce/2011//Jul/msg00001.html http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html http://lists.nongnu.org/archive/html/freetype-devel/2011-07/msg00014.html http://lists.nongnu.org/archive/html/freetype-devel/2011-07/msg00015.html http://lists.nongnu.org/archive/html/freetype-devel/2011-07/msg00020.html http://lists.nongnu.org/archive/html/freetype-devel/2011-07/msg00026.html http://lists.nongnu.org/archive/html/freetype-devel/2011-07/msg00028.html http://lists.opensuse.org/opensuse-security-announce/2011-07/msg00015.html http://lists.opensuse.org/opensuse-security-announce/2011-07/msg00016.html http://secunia.com/advisories/45167 http://secunia.com/advisories/45224 http://support.apple.com/kb/HT4802 http://support.apple.com/kb/HT4803 http://support.apple.com/kb/HT5002 http://www.appleinsider.com/articles/11/07/06/hackers_release_new_browser_based_ios_jailbreak_based_on_pdf_exploit.html http://www.debian.org/security/2011/dsa-2294 http://www.mandriva.com/security/advisories?name=MDVSA-2011:120 http://www.redhat.com/support/errata/RHSA-2011-1085.html http://www.securityfocus.com/bid/48619