ubuntu-security-announce Digest, Vol 85, Issue 2

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Today's Topics:

1. [USN-1224-1] rsyslog vulnerability (Jamie Strandboge)

----------------------------------------------------------------------

Message: 1
Date: Mon, 03 Oct 2011 16:29:15 -0500
From: Jamie Strandboge <jamie@canonical.com>
To: ubuntu-security-announce@lists.ubuntu.com
Subject: [USN-1224-1] rsyslog vulnerability
Message-ID: <1317677355.8058.30.camel@localhost>
Content-Type: text/plain; charset="utf-8"

==========================================================================
Ubuntu Security Notice USN-1224-1
October 03, 2011

rsyslog vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 11.04

Summary:

Rsyslog could be made to crash if it processed a specially crafted message.

Software Description:
- rsyslog: enhanced multi-threaded syslogd

Details:

It was discovered that rsyslog had an off-by-two error when parsing legacy
syslog messages. An attacker could potentially exploit this to cause a
denial of service via application crash.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 11.04:
rsyslog 4.6.4-2ubuntu4.1

In general, a standard system update will make all the necessary changes.

References:
http://www.ubuntu.com/usn/usn-1224-1
CVE-2011-3200

Package Information:
https://launchpad.net/ubuntu/+source/rsyslog/4.6.4-2ubuntu4.1

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