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172
security advisoryupdatecriticalUbuntu 10.10 And 10.04 LTS: USN-1355-3 Critical Ubufox Update
This update provides compatible ubufox and webfav packages for the latest Firefox.. =========================================================================Ubuntu Security Notice USN-1355-3 February 03, 2012 ubufox and webfav update ========================================================================= A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 10.10 - Ubuntu 10.04 LTS Summary: This update provides compatible ubufox and webfav packages for the latest Firefox. Software Description: - ubufox: Ubuntu Firefox specific configuration defaults and apt support - webfav: Firefox extension for saving web favorites (bookmarks) Details: USN-1355-1 fixed vulnerabilities in Firefox. This update provides updated ubufox and webfav packages for use with the latest Firefox. Original advisory details: It was discovered that if a user chose to export their Firefox Sync key the "Firefox Recovery Key.html" file is saved with incorrect permissions, making the file contents potentially readable by other users. (CVE-2012-0450) Nicolas Gregoire and Aki Helin discovered that when processing a malformed embedded XSLT stylesheet, Firefox can crash due to memory corruption. If the user were tricked into opening a specially crafted page, an attacker could exploit this to cause a denial of service via application crash, or potentially execute code with the privileges of the user invoking Firefox. (CVE-2012-0449) It was discovered that memory corruption could occur during the decoding of Ogg Vorbis files. If the user were tricked into opening a specially crafted file, an attacker could exploit this to cause a denial of service via application crash, or potentially execute code with the privileges of the user invoking Firefox. (CVE-2012-0444) Tim Abraldes discovered that when encoding certain images types the resulting data was always a fixed size. There is the possibility of sensitive data from uninitialized memory beingappended to these images. (CVE-2012-0447) It was discovered that Firefox did not properly perform XPConnect security checks. An attacker could exploit this to conduct cross-site scripting (XSS) attacks through web pages and Firefox extensions. With cross-site scripting vulnerabilities, if a user were tricked into viewing a specially crafted page, a remote attacker could exploit this to modify the contents, or steal confidential data, within the same domain. (CVE-2012-0446) It was discovered that Firefox did not properly handle node removal in the DOM. If the user were tricked into opening a specially crafted page, an attacker could exploit this to cause a denial of service via application crash, or potentially execute code with the privileges of the user invoking Firefox. (CVE-2011-3659) Alex Dvorov discovered that Firefox did not properly handle sub-frames in form submissions. An attacker could exploit this to conduct phishing attacks using HTML5 frames. (CVE-2012-0445) Ben Hawkes, Christian Holler, Honza Bombas, Jason Orendorff, Jesse Ruderman, Jan Odvarko, Peter Van Der Beken, Bob Clary, and Bill McCloskey discovered memory safety issues affecting Firefox. If the user were tricked into opening a specially crafted page, an attacker could exploit these to cause a denial of service via application crash, or potentially execute code with the privileges of the user invoking Firefox. (CVE-2012-0442, CVE-2012-0443) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 10.10: xul-ext-ubufox 0.9.3-0ubuntu0.10.10.3 xul-ext-webfav 1.17-0ubuntu4.1 Ubuntu 10.04 LTS: xul-ext-ubufox 0.9.3-0ubuntu0.10.04.3 xul-ext-webfav 1.17-0ubuntu3.1 After a standard system update you need to restart Firefox to make all the necessary changes. References: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/923319 Package Information: https://launchpad.net/ubuntu/+source/ubufox/0.9.3-0ubuntu0.10.10.3 https://launchpad.net/ubuntu/+source/webfav/1.17-0ubuntu4.1 https://launchpad.net/ubuntu/+source/ubufox/0.9.3-0ubuntu0.10.04.3 https://launchpad.net/ubuntu/+source/webfav/1.17-0ubuntu3.1 . Tackling urgent concerns regarding Ubuntu distributions of Firefox, focusing on potential security risks and essential patches.. Ubuntu Ubufox Webfav Security Update Firefox. . Severity: Critical. LinuxSecurity.com Team
Feb 03, 2012
•Critical
Ubuntu
172
security advisorymemory issueupdate packageUbuntu 11.04 USN-1222-2 Critical: Firefox Extensions Memory Issue
This update provides packages compatible with Firefox 7.. =========================================================================Ubuntu Security Notice USN-1222-2 October 04, 2011 mozvoikko, ubufox, webfav update ========================================================================= A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 11.04 Summary: This update provides packages compatible with Firefox 7. Software Description: - mozvoikko: Finnish spell-checker extension for Firefox - ubufox: Ubuntu Firefox specific configuration defaults and apt support - webfav: Firefox extension for saving web favorites (bookmarks) Details: USN-1222-1 fixed vulnerabilities in Firefox. This update provides updated packages for use with Firefox 7. Original advisory details: Benjamin Smedberg, Bob Clary, Jesse Ruderman, Bob Clary, Andrew McCreight, Andreas Gal, Gary Kwong, Igor Bukanov, Jason Orendorff, Jesse Ruderman, and Marcia Knous discovered multiple memory vulnerabilities in the browser rendering engine. An attacker could use these to possibly execute arbitrary code with the privileges of the user invoking Firefox. (CVE-2011-2995, CVE-2011-2997) Boris Zbarsky discovered that a frame named "location" could shadow the window.location object unless a script in a page grabbed a reference to the true object before the frame was created. This is in violation of the Same Origin Policy. A malicious website could possibly use this to access another website or the local file system. (CVE-2011-2999) Ian Graham discovered that when multiple Location headers were present, Firefox would use the second one resulting in a possible CRLF injection attack. CRLF injection issues can result in a wide variety of attacks, such as XSS (Cross-Site Scripting) vulnerabilities, browser cache poisoning, and cookie theft. (CVE-2011-3000) Mariusz Mlynski discovered that if the user could be convinced to hold down the enter key, a maliciouswebsite could potential pop up a download dialog and the default open action would be selected or lead to the installation of an arbitrary add-on. This would result in potentially malicious content being run with privileges of the user invoking Firefox. (CVE-2011-2372, CVE-2011-3001) Michael Jordon and Ben Hawkes discovered flaws in WebGL. If a user were tricked into opening a malicious page, an attacker could cause the browser to crash. (CVE-2011-3002, CVE-2011-3003) It was discovered that Firefox did not properly free memory when processing ogg files. If a user were tricked into opening a malicious page, an attacker could cause the browser to crash. (CVE-2011-3005) David Rees and Aki Helin discovered a problems in the JavaScript engine. An attacker could exploit this to crash the browser or potentially escalate privileges within the browser. (CVE-2011-3232) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 11.04: xul-ext-mozvoikko 1.10.0-0ubuntu0.11.04.1 xul-ext-ubufox 0.9.2-0ubuntu0.11.04.1 xul-ext-webfav 1.17-0ubuntu5.2 After a standard system update you need to restart Firefox to make all the necessary changes. References: https://ubuntu.com/security/notices/USN-1222-1 https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/857098 Package Information: https://launchpad.net/ubuntu/+source/mozvoikko/1.10.0-0ubuntu0.11.04.1 https://launchpad.net/ubuntu/+source/ubufox/0.9.2-0ubuntu0.11.04.1 https://launchpad.net/ubuntu/+source/webfav/1.17-0ubuntu5.2 . Major patch for Ubuntu 11.04 resolves memory concerns in Chrome add-ons, improving defense against possible vulnerabilities.. Ubuntu Security Notice, Firefox Update, Mozvoikko Extension, Webfav Fix. . Severity: Critical. LinuxSecurity.com Team
Oct 04, 2011
•Critical
Ubuntu
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