Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Freetype | Freetype | <= 2.4.5 |
| Apple | Iphone Os | <= 4.2.8 |
Related Weaknesses (CWE)
References
- http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html
- http://lists.apple.com/archives/security-announce/2011//Jul/msg00000.htmlVendor Advisory
- http://lists.apple.com/archives/security-announce/2011//Jul/msg00001.htmlVendor Advisory
- 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/45167Vendor Advisory
- http://secunia.com/advisories/45224Vendor Advisory
- http://support.apple.com/kb/HT4802Vendor Advisory
- http://support.apple.com/kb/HT4803Vendor Advisory
- http://support.apple.com/kb/HT5002
FAQ
What is CVE-2011-0226?
CVE-2011-0226 is a vulnerability with a CVSS score of 9.3 (HIGH). 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 a...
How severe is CVE-2011-0226?
CVE-2011-0226 has been rated HIGH with a CVSS base score of 9.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2011-0226?
Check the references section above for vendor advisories and patch information. Affected products include: Freetype Freetype, Apple Iphone Os.