- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 201009-09 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: fence: Multiple symlink vulnerabilites Date: September 29, 2010 Bugs: #240576 ID: 201009-09 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== fence contains multiple programs containing vulnerabilites that may allow local users to overwrite arbitrary files via a symlink attack. Background ========== fence is an I/O group fencing system. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 sys-cluster/fence < 2.03.09 Vulnerable! ------------------------------------------------------------------- NOTE: Certain packages are still vulnerable. Users should migrate to another package if one is available or wait for the existing packages to be marked stable by their architecture maintainers. Description =========== The fence_apc, fence_apc_snmp (CVE-2008-4579) and fence_manual (CVE-2008-4580) programs contain symlink vulnerabilites. Impact ====== These vulnerabilities may allow arbitrary files to be overwritten with root privileges. Workaround ========== There is no known workaround at this time. Resolution ========== Gentoo discontinued support for fence. All fence users should uninstall and choose another software that provides the same functionality. # emerge --unmerge sys-cluster/fence References ========== [ 1 ] CVE-2008-4579 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-4579 [ 2 ] CVE-2008-4580 http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-4580 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-201009-09.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 https://bugs.gentoo.org. License ======= Copyright 2010 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