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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2007.0361 -- [UNIX/Linux] FreeType buffer overflowFreeType: Buffer overflowFreeType: Buffer overflow 31 May 2007 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: FreeType versions prior to 2.3.4 Publisher: Gentoo Operating System: UNIX variants (UNIX, Linux, OSX) Impact: Execute Arbitrary Code/Commands Access: Remote/Unauthenticated CVE Names: CVE-2007-2754 Original Bulletin: http://www.gentoo.org/security/en/glsa/glsa-200705-22.xml Comment: This advisory references vulnerabilities in products which run on platforms other than Gentoo. It is recommended that administrators running the FreeType check for an updated version of the software for their operating system. - --------------------------BEGIN INCLUDED TEXT-------------------- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200705-22 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: FreeType: Buffer overflow Date: May 30, 2007 Bugs: #179161 ID: 200705-22 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== A vulnerability has been discovered in FreeType allowing for the execution of arbitrary code. Background ========== FreeType is a True Type Font rendering library. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 media-libs/freetype < 2.3.4-r2 >= 2.3.4-r2 < 2.0 Description =========== Victor Stinner discovered a heap-based buffer overflow in the function Get_VMetrics() in src/truetype/ttgload.c when processing TTF files with a negative n_points attribute. Impact ====== A remote attacker could entice a user to open a specially crafted TTF file, possibly resulting in the execution of arbitrary code with the privileges of the user running FreeType. Workaround ========== There is no known workaround at this time. Resolution ========== All FreeType users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=media-libs/freetype-2.3.4-r2" References ========== [ 1 ] CVE-2007-2754 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-2754 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-200705-22.xml Concerns? ========= Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at http://bugs.gentoo.org. License ======= Copyright 2007 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license. http://creativecommons.org/licenses/by-sa/2.5 - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. 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Previous advisories and external security bulletins can be retrieved from: http://www.auscert.org.au/render.html?cid=1980 If you believe that your computer system has been compromised or attacked in any way, we encourage you to let us know by completing the secure National IT Incident Reporting Form at: http://www.auscert.org.au/render.html?it=3192 =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQCVAwUBRl4lYyh9+71yA2DNAQKqcwP/U4mdsUYIbwnYTExhidJAgahagW/MAVmq r/mBf4WmhixHAN79PeVuAEOnm1vczoeA+HFFUe3bqbLyvN6kvOS0eIZUit42gP+4 7+8MuEFep2BHD+ecfOPr5+b7eV1K83n3hww+/ZCXgMZmz4AIk18vvs1RlcJ9LDgC 70Wsp+/ahsU= =k/7K -----END PGP SIGNATURE-----