National Cyber Awareness System
Vulnerability Summary for CVE-2011-0226
Original release date:07/19/2011
Last revised:10/26/2011
Source:
US-CERT/NIST
Overview
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.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
10.0
Exploitability Subscore:
8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable; Victim must voluntarily interact with attack mechanism
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type:Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service
References to Advisories, Solutions, and Tools
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External Source: BID
Name: 48619
External Source: REDHAT
Name: RHSA-2011:1085
External Source: MANDRIVA
Name: MDVSA-2011:120
External Source: DEBIAN
Name: DSA-2294
External Source: MISC
Name: http://www.appleinsider.com/articles/11/07/06/hackers_release_new_browser_based_ios_jailbreak_based_on_pdf_exploit.html
External Source: CONFIRM
Name: http://support.apple.com/kb/HT5002
External Source: CONFIRM
Name: http://support.apple.com/kb/HT4803
Type: Advisory
External Source: CONFIRM
Name: http://support.apple.com/kb/HT4802
Type: Advisory
External Source: SECUNIA
Name: 45224
Type: Advisory
External Source: SECUNIA
Name: 45167
Type: Advisory
External Source: SUSE
Name: SUSE-SU-2011:0853
External Source: SUSE
Name: openSUSE-SU-2011:0852
External Source: MLIST
Name: [freetype-devel] 20110711 Re: details on iPhone exploit caused by FreeType?
External Source: MLIST
Name: [freetype-devel] 20110711 Re: details on iPhone exploit caused by FreeType?
External Source: MLIST
Name: [freetype-devel] 20110709 Re: details on iPhone exploit caused by FreeType?
External Source: MLIST
Name: [freetype-devel] 20110708 Re: details on iPhone exploit caused by FreeType?
External Source: MLIST
Name: [freetype-devel] 20110708 details on iPhone exploit caused by FreeType?
External Source: APPLE
Name: APPLE-SA-2011-10-12-3
External Source: APPLE
Name: APPLE-SA-2011-07-15-2
Type: Advisory
External Source: APPLE
Name: APPLE-SA-2011-07-15-1
Type: Advisory