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CentOS.Security.Update.acpid.CESA-2009-0474

Release Date

May 10, 2010

Severity

medium

Impact

This vulnerability can be exploited to cause a denial of service (CPU consumption and connectivity loss) and resource unavailable.

Description

acpid is a daemon that dispatches ACPI (Advanced Configuration and Power Interface) events to user-space programs.

The following vulnerability has been discovered:
- CVE-2009-0798
A denial of service flaw was found in the acpid daemon's error handling. If an attacker could exhaust the sockets open to acpid, the daemon would enter an infinite loop, consuming most CPU resources and preventing acpid from communicating with legitimate processes.

Affected Products

Recommended Actions

Users are advised to upgrade to the updated package(refer to CentOS advisory
CentOS 3 ia64: http://lists.centos.org/pipermail/centos-announce/2009-May/015859.html
CentOS 3 x86_64: http://lists.centos.org/pipermail/centos-announce/2009-May/015846.html
CentOS 4 i386: http://lists.centos.org/pipermail/centos-announce/2009-May/015926.html
CentOS 4 ia64: http://lists.centos.org/pipermail/centos-announce/2009-May/015861.html
CentOS 4 x86_64: http://lists.centos.org/pipermail/centos-announce/2009-May/015927.html
CentOS 5 i386: http://lists.centos.org/pipermail/centos-announce/2009-May/015873.html
CentOS 5 x86_64: http://lists.centos.org/pipermail/centos-announce/2009-May/015874.html ), which contains a backported patch to correct the issue.


Coverage

IPS
VCM

Common Vulnerabilities and Exposures (CVE)

CVE-2009-1364

Reference: VID-22942