CVE-2011-0226
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (6.65%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 2.0
- 9.3 HIGHAV:N/AC:M/Au:N/C:C/I:C/A:C
- EPSS
- 6.65% probability · 93th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-189
- Affected
- freetype/freetype · apple/iphone os
- Source
- product-security@apple.com
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
- 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
- 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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.