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Gentoo Linux Security Advisory                           GLSA 200905-06
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                                            https://security.gentoo.org/
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  Severity: Normal
     Title: acpid: Denial of Service
      Date: May 24, 2009
      Bugs: #268079
        ID: 200905-06

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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
        https://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:

  https://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
security@gentoo.org 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.

https://creativecommons.org/licenses/by-sa/2.5