Code Injection in FreeType - CVE-2011-3256
Published: October 14, 2011 / Updated: July 28, 2020
Vulnerability identifier: #VU32846
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2011-3256
CWE-ID: CWE-94
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: freetype.org
Affected software:
FreeType
FreeType
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to manipulate data.
FreeType 2 before 2.4.7, as used in CoreGraphics in Apple iOS before 5, Mandriva Enterprise Server 5, and possibly other products, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted font, a different vulnerability than CVE-2011-0226.
How to mitigate CVE-2011-3256
Install update from vendor's website.
Sources
- http://lists.apple.com/archives/Security-announce/2011//Oct/msg00001.html
- http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-November/069100.html
- http://lists.opensuse.org/opensuse-security-announce/2011-12/msg00008.html
- http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00003.html
- http://lists.opensuse.org/opensuse-security-announce/2012-01/msg00012.html
- http://secunia.com/advisories/48951
- http://support.apple.com/kb/HT4999
- http://support.apple.com/kb/HT5130
- http://www.debian.org/security/2011/dsa-2328
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:157
- http://www.securityfocus.com/bid/50155
- https://exchange.xforce.ibmcloud.com/vulnerabilities/70552
- https://sourceforge.net/projects/freetype/files/freetype2/2.4.7/README/view