xine-lib: Two heap overflow vulnerabilities

1. Gentoo Linux Security Advisory

Advisory Reference	GLSA 200504-27 / xine-lib
Release Date	April 26, 2005
Latest Revision	April 26, 2005: 01
Impact	normal
Exploitable	remote

Package	Vulnerable versions	Unaffected versions	Architecture(s)
media-libs/xine-lib	< 1.0-r2	>= 1.0-r2, revision >= 1_rc6-r2	All supported architectures

Related bugreports: #89976

Synopsis

Two vulnerabilities have been found in xine-lib which could lead to the remote execution of arbitrary code.

2. Impact Information

Background

xine-lib is a multimedia library which can be utilized to create multimedia frontends.

Description

Heap overflows have been found in the code handling RealMedia RTSP and Microsoft Media Services streams over TCP (MMST).

Impact

By setting up a malicious server and enticing a user to use its streaming data, a remote attacker could possibly execute arbitrary code on the client computer with the permissions of the user running any multimedia frontend making use of the xine-lib library.

3. Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All xine-lib users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose media-libs/xine-lib

4. References

Xine Advisory XSA-2004-8

Page updated April 26, 2005

Summary: This is a Gentoo Linux Security Advisory

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