[gentoo-announce] [ GLSA 200807-14 ] Linux Audit: Buffer overflow

[news 28]

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Gentoo Linux Security Advisory GLSA 200807-14

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~ http://security.gentoo.org/

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~ Severity: Normal

~ Title: Linux Audit: Buffer overflow

~ Date: July 31, 2008

~ Bugs: #215705

~ ID: 200807-14

 

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Synopsis

========

 

A buffer overflow vulnerability in Linux Audit may allow local

attackers to execute arbitrary code.

 

Background

==========

 

Linux Audit is a set of userspace utilities for storing and processing

auditing records.

 

Affected packages

=================

 

~ -------------------------------------------------------------------

~ Package / Vulnerable / Unaffected

~ -------------------------------------------------------------------

~ 1 sys-process/audit < 1.7.3 >= 1.7.3

 

Description

===========

 

A stack-based buffer overflow has been reported in the

audit_log_user_command() function in the file lib/audit_logging.c when

processing overly long arguments.

 

Impact

======

 

A local attacker could execute a specially crafted command on the host

running Linux Audit, possibly resulting in the execution of arbitrary

code with the privileges of the user running Linux Audit.

 

Workaround

==========

 

There is no known workaround at this time.

 

Resolution

==========

 

All Linux Audit users should upgrade to the latest version:

 

~ # emerge --sync

~ # emerge --ask --oneshot --verbose ">=sys-process/audit-1.7.3"

 

References

==========

 

~ [ 1 ] CVE-2008-1628

~ http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1628

 

Availability

============

 

This GLSA and any updates to it are available for viewing at

the Gentoo Security Website:

 

~ http://security.gentoo.org/glsa/glsa-200807-14.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 ( -at -) gentoo.org or alternatively, you may file a bug at

http://bugs.gentoo.org.

 

License

=======

 

Copyright 2008 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

 

 

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