GLSA 201111-08: radvd: Multiple vulnerabilities

http://security.gentoo.org/

Severity:	high
Title:	radvd: Multiple vulnerabilities
Date:	11/20/2011
Bugs:	#385967
ID:	201111-08

Synopsis

Multiple vulnerabilities have been found in radvd which could potentially lead to privilege escalation, data loss, or a Denial of Service.

Background

radvd is an IPv6 router advertisement daemon for Linux and BSD.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
net-misc/radvd	< 1.8.2	>= 1.8.2	All supported architectures

Description

Multiple vulnerabilities have been discovered in radvd. Please review the CVE identifiers referenced below for details.

Impact

A remote unauthenticated attacker may be able to gain escalated privileges, escalate the privileges of the radvd process, overwrite files with specific names, or cause a Denial of Service. Local attackers may be able to overwrite the contents of arbitrary files using symlinks.

Workaround

There is no known workaround at this time.

Resolution

All radvd users should upgrade to the latest stable version:

      # emerge --sync
      # emerge --ask --oneshot --verbose ">=net-misc/radvd-1.8.2"

References

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-201111-08.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.