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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT Security Bulletin ASB-2010.0180 Dangling pointer crash regression from plugin parameter array fix 26 July 2010 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Firefox Operating System: Windows UNIX variants (UNIX, Linux, OSX) Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction Denial of Service -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2010-2755 Member content until: Wednesday, August 25 2010 OVERVIEW Mozilla has released version 3.6.8 of the Firefox web browser, correcting a denial of service vulnerability. IMPACT The vendor has supplied the following information regarding this vulnerability: CVE-2010-2755 "Mozilla developer Daniel Holbert reported that the fix to the plugin parameter array crash that was fixed in Firefox 3.6.7 caused a crash showing signs of memory corruption. In certain circumstances, properties in the plugin instance's parameter array could be freed prematurely leaving a dangling pointer that the plugin could execute, potentially calling into attacker-controlled memory." [1] MITIGATION It is recommended that users of Firefox upgrade to version 3.6.8. REFERENCES [1] Mozilla Foundation Security Advisory 2010-48 http://www.mozilla.org/security/announce/2010/mfsa2010-48.html AusCERT has made every effort to ensure that the information contained in this document is accurate. However, the decision to use the information described is the responsibility of each user or organisation. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. =========================================================================== 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 iD8DBQFMTMZA/iFOrG6YcBERAr7BAKCsWHw5jF0wBZUlDffKhU6DsZbFPwCgxKdy HUBHMmhyokckboMm9BXw8MI= =C9/B -----END PGP SIGNATURE-----