---------------------------------------------------------------------- The final version of the CSI 6.0 has been released. Find out why this is not just another Patch Management solution: http://secunia.com/blog/325/ ---------------------------------------------------------------------- TITLE: Microsoft Internet Explorer Three Use-After-Free Vulnerabilities SECUNIA ADVISORY ID: SA51411 VERIFY ADVISORY: Secunia.com http://secunia.com/advisories/51411/ Customer Area (Credentials Required) https://ca.secunia.com/?page=viewadvisory&vuln_id=51411 RELEASE DATE: 2012-12-11 DISCUSS ADVISORY: http://secunia.com/advisories/51411/#comments AVAILABLE ON SITE AND IN CUSTOMER AREA: * Last Update * Popularity * Comments * Criticality Level * Impact * Where * Solution Status * Operating System / Software * CVE Reference(s) http://secunia.com/advisories/51411/ ONLY AVAILABLE IN CUSTOMER AREA: * Authentication Level * Report Reliability * Secunia PoC * Secunia Analysis * Systems Affected * Approve Distribution * Remediation Status * Secunia CVSS Score * CVSS https://ca.secunia.com/?page=viewadvisory&vuln_id=51411 ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI: * AUTOMATED SCANNING http://secunia.com/vulnerability_scanning/personal/ http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/ DESCRIPTION: Three vulnerabilities have been reported in Microsoft Internet Explorer, which can be exploited by malicious people to compromise a user's system. 1) A use-after-free error within the "InjectHTMLStream()" function can be exploited to dereference already freed memory. 2) A use-after-free error within the "CMarkup" class can be exploited to dereference already freed memory. 3) A use-after-free error within "Ref Counting" can be exploited to dereference already freed memory. Successful exploitation of the vulnerabilities may allow execution of arbitrary code. SOLUTION: Apply updates. Further details available in Customer Area: http://secunia.com/vulnerability_intelligence/ PROVIDED AND/OR DISCOVERED BY: 1, 2) The vendor credits Rosario Valotta. 3) The vendor credits Fermin J. Serna, Google. ORIGINAL ADVISORY: MS12-077 (KB2761465): http://technet.microsoft.com/en-us/security/bulletin/ms12-077 OTHER REFERENCES: Further details available in Customer Area: http://secunia.com/vulnerability_intelligence/ DEEP LINKS: Further details available in Customer Area: http://secunia.com/vulnerability_intelligence/ EXTENDED DESCRIPTION: Further details available in Customer Area: http://secunia.com/vulnerability_intelligence/ EXTENDED SOLUTION: Further details available in Customer Area: http://secunia.com/vulnerability_intelligence/ EXPLOIT: Further details available in Customer Area: http://secunia.com/vulnerability_intelligence/ ---------------------------------------------------------------------- About: This Advisory was delivered by Secunia as a free service to help private users keeping their systems up to date against the latest vulnerabilities. Subscribe: http://secunia.com/advisories/secunia_security_advisories/ Definitions: (Criticality, Where etc.) http://secunia.com/advisories/about_secunia_advisories/ Please Note: Secunia recommends that you verify all advisories you receive by clicking the link. Secunia NEVER sends attached files with advisories. Secunia does not advise people to install third party patches, only use those supplied by the vendor. ---------------------------------------------------------------------- Unsubscribe: Secunia Security Advisories http://secunia.com/sec_adv_unsubscribe/?email=packet%40packetstormsecurity.org ----------------------------------------------------------------------