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[ GLSA 200809-01 ] yelp: User-assisted execution of arbitrary code
From: Robert Buchholz <rbu () gentoo org>
Date: Thu, 4 Sep 2008 21:09:04 +0200
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 200809-01 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: yelp: User-assisted execution of arbitrary code Date: September 04, 2008 Bugs: #234079 ID: 200809-01 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== A vulnerability in yelp can lead to the execution of arbitrary code when opening a URI, for example through Firefox. Background ========== yelp is the default help browser for GNOME. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 gnome-extra/yelp < 2.22.1-r2 >= 2.22.1-r2 *>= 2.20.0-r1 Description =========== Aaron Grattafiori reported a format string vulnerability in the window_error() function in yelp-window.c. Impact ====== A remote attacker can entice a user to open specially crafted "man:" or "ghelp:" URIs in yelp, or an application using yelp such as Firefox or Evolution, and execute arbitrary code with the privileges of that user. Workaround ========== There is no known workaround at this time. Resolution ========== All yelp users running GNOME 2.22 should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=gnome-extra/yelp-2.22.1-r2" All yelp users running GNOME 2.20 should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=gnome-extra/yelp-2.20.0-r1" References ========== [ 1 ] CVE-2008-3533 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-3533 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-200809-01.xml Concerns? ========= Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security () gentoo org or alternatively, you may file a bug at http://bugs.gentoo.org. License ======= Copyright 2008 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license. http://creativecommons.org/licenses/by-sa/2.5
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- [ GLSA 200809-01 ] yelp: User-assisted execution of arbitrary code Robert Buchholz (Sep 04)