GLSA 201009-09: fence: Multiple symlink vulnerabilities

http://security.gentoo.org/

Severity:	normal
Title:	fence: Multiple symlink vulnerabilities
Date:	09/29/2010
Bugs:	#240576
ID:	201009-09

Synopsis

fence contains multiple programs containing vulnerabilities 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	Architecture(s)
sys-cluster/fence	< 2.03.09		All supported architectures

Description

The fence_apc, fence_apc_snmp (CVE-2008-4579) and fence_manual (CVE-2008-4580) programs contain symlink vulnerabilities.

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

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.