========================================================================== Ubuntu Security Notice USN-1121-1 April 30, 2011 firefox vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 11.04 Summary: Multiple firefox vulnerabilities Software Description: - firefox: Safe and easy web browser from Mozilla Details: Boris Zbarsky, Gary Kwong, Jesse Ruderman, Michael Wu, and Ted Mielczarek discovered multiple memory vulnerabilities. An attacker could exploit these to possibly run arbitrary code as the user running Firefox. (CVE-2011-0079) It was discovered that there was a vulnerability in the memory handling of certain types of content. An attacker could exploit this to possibly run arbitrary code as the user running Firefox. (CVE-2011-0081) It was discovered that Firefox incorrectly handled certain JavaScript requests. An attacker could exploit this to possibly run arbitrary code as the user running Firefox. (CVE-2011-0069) Ian Beer discovered a vulnerability in the memory handling of a certain types of documents. An attacker could exploit this to possibly run arbitrary code as the user running Firefox. (CVE-2011-0070) Chris Evans discovered a vulnerability in Firefox's XSLT generate-id() function. An attacker could possibly use this vulnerability to make other attacks more reliable. (CVE-2011-1202) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 11.04: firefox 4.0.1+build1+nobinonly-0ubuntu0.11.04.1 After a standard system update you need to restart Firefox to make all the necessary changes. References: CVE-2011-0079 CVE-2011-0081 CVE-2011-0069 CVE-2011-0070 CVE-2011-1202 Package Information: https://launchpad.net/ubuntu/+source/firefox/4.0.1+build1+nobinonly-0ubuntu0.11.04.1
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