Gentoo Linux Security Advisory GLSA 200909-08

                                        http://security.gentoo.org/

Severity: Normal
Title: C* music player: Insecure temporary file usage
Date: September 09, 2009
Bugs: #250474
ID: 200909-08

Synopsis

An insecure temporary file usage has been reported in the C* music
player, allowing for symlink attacks.

Background

The C* Music Player (cmus) is a modular and very configurable
ncurses-based audio player.

Affected packages

-------------------------------------------------------------------
 Package           /  Vulnerable  /                     Unaffected
-------------------------------------------------------------------

1 media-sound/cmus < 2.2.0-r1 >= 2.2.0-r1

Description

Dmitry E. Oboukhov reported that cmus-status-display does not handle
the "/tmp/cmus-status" temporary file securely.

Impact

A local attacker could perform symlink attacks to overwrite arbitrary
files with the privileges of the user running the application.

Workaround

There is no known workaround at this time.

Resolution

All C* music player users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose =media-sound/cmus-2.2.0-r1

References

[ 1 ] CVE-2008-5375
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-5375

Availability

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

http://security.gentoo.org/glsa/glsa-200909-08.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
[email protected] or alternatively, you may file a bug at
https://bugs.gentoo.org.

License

Copyright 2009 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