Referenced CVEs:
CVE-2008-0016, CVE-2008-3835, CVE-2008-3836, CVE-2008-3837, CVE-2008-4058, CVE-2008-4059, CVE-2008-4060, CVE-2008-4061, CVE-2008-4062, CVE-2008-4063, CVE-2008-4064, CVE-2008-4065, CVE-2008-4066, CVE-2008-4067, CVE-2008-4068, CVE-2008-4069


Description:
=========================================================== Ubuntu Security Notice USN-645-2 September 24, 2008 firefox vulnerabilities CVE-2008-0016, CVE-2008-3835, CVE-2008-3836, CVE-2008-3837, CVE-2008-4058, CVE-2008-4059, CVE-2008-4060, CVE-2008-4061, CVE-2008-4062, CVE-2008-4063, CVE-2008-4064, CVE-2008-4065, CVE-2008-4066, CVE-2008-4067, CVE-2008-4068, CVE-2008-4069 =========================================================== A security issue affects the following Ubuntu releases: Ubuntu 6.06 LTS This advisory also applies to the corresponding versions of Kubuntu, Edubuntu, and Xubuntu. The problem can be corrected by upgrading your system to the following package versions: Ubuntu 6.06 LTS: firefox 1.5.dfsg+1.5.0.15~prepatch080614e-0ubuntu3 After a standard system upgrade you need to restart Firefox to effect the necessary changes. Details follow: USN-645-1 fixed vulnerabilities in Firefox and xulrunner for Ubuntu 7.04, 7.10 and 8.04 LTS. This provides the corresponding update for Ubuntu 6.06 LTS. Original advisory details: Justin Schuh, Tom Cross and Peter Williams discovered errors in the Firefox URL parsing routines. If a user were tricked into opening a crafted hyperlink, an attacker could overflow a stack buffer and execute arbitrary code. (CVE-2008-0016) It was discovered that the same-origin check in Firefox could be bypassed. If a user were tricked into opening a malicious website, an attacker may be able to execute JavaScript in the context of a different website. (CVE-2008-3835) Several problems were discovered in the JavaScript engine. This could allow an attacker to execute scripts from page content with chrome privileges. (CVE-2008-3836) Paul Nickerson discovered Firefox did not properly process mouse click events. If a user were tricked into opening a malicious web page, an attacker could move the content window, which could potentially be used to force a user to perform unintended drag and drop operations. (CVE-2008-3837) Several problems were discovered in the browser engine. This could allow an attacker to execute code with chrome privileges. (CVE-2008-4058, CVE-2008-4059, CVE-2008-4060) Drew Yao, David Maciejak and other Mozilla developers found several problems in the browser engine of Firefox. If a user were tricked into opening a malicious web page, an attacker could cause a denial of service or possibly execute arbitrary code with the privileges of the user invoking the program. (CVE-2008-4061, CVE-2008-4062, CVE-2008-4063, CVE-2008-4064) Dave Reed discovered a flaw in the JavaScript parsing code when processing certain BOM characters. An attacker could exploit this to bypass script filters and perform cross-site scripting attacks. (CVE-2008-4065) Gareth Heyes discovered a flaw in the HTML parser of Firefox. If a user were tricked into opening a malicious web page, an attacker could bypass script filtering and perform cross-site scripting attacks. (CVE-2008-4066) Boris Zbarsky and Georgi Guninski independently discovered flaws in the resource: protocol. An attacker could exploit this to perform directory traversal, read information about the system, and prompt the user to save information in a file. (CVE-2008-4067, CVE-2008-4068) Billy Hoffman discovered a problem in the XBM decoder. If a user were tricked into opening a malicious web page or XBM file, an attacker may be able to cause a denial of service via application crash. (CVE-2008-4069)





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