Gentoo Linux Security Advisory GLSA 200905-06

                                        http://security.gentoo.org/

Severity: Normal
Title: acpid: Denial of Service
Date: May 24, 2009
Bugs: #268079
ID: 200905-06

Synopsis

An error in acpid might allow remote attackers to cause a Denial of
Service.

Background

acpid is a daemon for the Advanced Configuration and Power Interface
(ACPI).

Affected packages

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

1 sys-power/acpid < 1.0.10 >= 1.0.10

Description

The acpid daemon allows opening a large number of UNIX sockets without
closing them, triggering an infinite loop.

Impact

Remote attackers can cause a Denial of Service (CPU consumption and
connectivity loss).

Workaround

There is no known workaround at this time.

Resolution

All acpid users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=sys-power/acpid-1.0.10"

References

[ 1 ] CVE-2009-0798
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0798

Availability

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

http://security.gentoo.org/glsa/glsa-200905-06.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
http://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