GLSA 200603-17: PeerCast: Buffer overflow

http://security.gentoo.org/

Severity:	high
Title:	PeerCast: Buffer overflow
Date:	03/21/2006
Bugs:	#123432
ID:	200603-17

Synopsis

PeerCast is vulnerable to a buffer overflow that may lead to the execution of arbitrary code.

Background

PeerCast is a Peer to Peer broadcasting technology for listening to radio and watching video on the Internet.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
media-sound/peercast	< 0.1217	>= 0.1217	All supported architectures

Description

INFIGO discovered a problem in the URL handling code. Buffers that are allocated on the stack can be overflowed inside of nextCGIarg() function.

Impact

By sending a specially crafted request to the HTTP server, a remote attacker can cause a stack overflow, resulting in the execution of arbitrary code.

Workaround

There is no known workaround at this time.

Resolution

All PeerCast users should upgrade to the latest version:

    # emerge --sync
    # emerge --ask --oneshot --verbose ">=media-sound/peercast-0.1217"

References

CVE-2006-1148

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-200603-17.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.