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CVE-2011-0226 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

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

see all 40 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-189	Numeric Errors	[email protected]

Affected Products

Product	Versions
freetype freetype	<= 2.4.5 2.2.1 2.2.10 2.3.0 2.3.1
CPE cpe:2.3:a:freetype:freetype:::::::: cpe:2.3:a:freetype:freetype:2.2.1:::::::* cpe:2.3:a:freetype:freetype:2.2.10:::::::* cpe:2.3:a:freetype:freetype:2.3.0:::::::* cpe:2.3:a:freetype:freetype:2.3.1:::::::* cpe:2.3:a:freetype:freetype:2.3.2:::::::* cpe:2.3:a:freetype:freetype:2.3.3:::::::* cpe:2.3:a:freetype:freetype:2.3.4:::::::* cpe:2.3:a:freetype:freetype:2.3.5:::::::* cpe:2.3:a:freetype:freetype:2.3.6:::::::* cpe:2.3:a:freetype:freetype:2.3.7:::::::* cpe:2.3:a:freetype:freetype:2.3.8:::::::* cpe:2.3:a:freetype:freetype:2.3.9:::::::* cpe:2.3:a:freetype:freetype:2.3.10:::::::* cpe:2.3:a:freetype:freetype:2.3.11:::::::* cpe:2.3:a:freetype:freetype:2.3.12:::::::* cpe:2.3:a:freetype:freetype:2.4.0:::::::* cpe:2.3:a:freetype:freetype:2.4.1:::::::* cpe:2.3:a:freetype:freetype:2.4.2:::::::* cpe:2.3:a:freetype:freetype:2.4.3:::::::* cpe:2.3:a:freetype:freetype:2.4.4:::::::* Remediation No remediation found in references.
apple iphone os	<= 4.2.8 1.0.0 1.0.1 1.0.2 1.1.0
CPE cpe:2.3:o:apple:iphone_os:::::::: cpe:2.3:o:apple:iphone_os:1.0.0:::::::* cpe:2.3:o:apple:iphone_os:1.0.1:::::::* cpe:2.3:o:apple:iphone_os:1.0.2:::::::* cpe:2.3:o:apple:iphone_os:1.1.0:::::::* cpe:2.3:o:apple:iphone_os:1.1.1:::::::* cpe:2.3:o:apple:iphone_os:1.1.2:::::::* cpe:2.3:o:apple:iphone_os:1.1.3:::::::* cpe:2.3:o:apple:iphone_os:1.1.4:::::::* cpe:2.3:o:apple:iphone_os:1.1.5:::::::* cpe:2.3:o:apple:iphone_os:2.0:::::::* cpe:2.3:o:apple:iphone_os:2.0.0:::::::* cpe:2.3:o:apple:iphone_os:2.0.1:::::::* cpe:2.3:o:apple:iphone_os:2.0.2:::::::* cpe:2.3:o:apple:iphone_os:2.1:::::::* cpe:2.3:o:apple:iphone_os:2.1.1:::::::* cpe:2.3:o:apple:iphone_os:2.2:::::::* cpe:2.3:o:apple:iphone_os:2.2.1:::::::* cpe:2.3:o:apple:iphone_os:3.0:::::::* cpe:2.3:o:apple:iphone_os:3.0.1:::::::* cpe:2.3:o:apple:iphone_os:3.1:::::::* cpe:2.3:o:apple:iphone_os:3.1.2:::::::* cpe:2.3:o:apple:iphone_os:3.1.3:::::::* cpe:2.3:o:apple:iphone_os:3.2:::::::* cpe:2.3:o:apple:iphone_os:3.2.1:::::::* cpe:2.3:o:apple:iphone_os:3.2.2:::::::* cpe:2.3:o:apple:iphone_os:4.0:::::::* cpe:2.3:o:apple:iphone_os:4.0.1:::::::* cpe:2.3:o:apple:iphone_os:4.0.2:::::::* cpe:2.3:o:apple:iphone_os:4.1:::::::* cpe:2.3:o:apple:iphone_os:4.2:::::::* cpe:2.3:o:apple:iphone_os:4.2.1:::::::* cpe:2.3:o:apple:iphone_os:4.2.5:::::::* cpe:2.3:o:apple:iphone_os:4.3.0:::::::* cpe:2.3:o:apple:iphone_os:4.3.1:::::::* cpe:2.3:o:apple:iphone_os:4.3.2:::::::* cpe:2.3:o:apple:iphone_os:4.3.3:::::::* Remediation No remediation found in references.

Change History

5 change records found show changes

Date	Action	Recorded By
Jun 16, 2026	CVE Modified	[email protected]
Apr 29, 2026	Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Jul 20, 2011	Initial Analysis	[email protected]