full-disclosure - [USN-1118-1] OpenSLP vulnerability

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Date: Wed, 20 Apr 2011 09:37:43 -0400
From: Marc Deslauriers <marc.deslauriers@...onical.com>
To: ubuntu-security-announce@...ts.ubuntu.com
Cc: full-disclosure@...ts.grok.org.uk, bugtraq@...urityfocus.com
Subject: [USN-1118-1] OpenSLP vulnerability

==========================================================================
Ubuntu Security Notice USN-1118-1
April 20, 2011

openslp, openslp-dfsg vulnerability
==========================================================================

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

- Ubuntu 10.10
- Ubuntu 10.04 LTS
- Ubuntu 9.10
- Ubuntu 8.04 LTS
- Ubuntu 6.06 LTS

Summary:

An attacker could send crafted input to OpenSLP and cause it to hang.

Software Description:
- openslp-dfsg: OpenSLP is an implementation of the Service Location Protocol
- openslp: OpenSLP is an implementation of the Service Location Protocol

Details:

It was discovered that OpenSLP incorrectly handled certain corrupted
messages. A remote attacker could send a specially crafted packet to
the OpenSLP server and cause it to hang, leading to a denial of service.

Update instructions:

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

Ubuntu 10.10:
  libslp1                         1.2.1-7.7ubuntu0.1

Ubuntu 10.04 LTS:
  libslp1                         1.2.1-7.6ubuntu0.1

Ubuntu 9.10:
  libslp1                         1.2.1-7.5ubuntu0.1

Ubuntu 8.04 LTS:
  libslp1                         1.2.1-7.1ubuntu0.2

Ubuntu 6.06 LTS:
  libslp1                         1.2.1-5ubuntu0.2

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

References:
  CVE-2010-3609

Package Information:
  https://launchpad.net/ubuntu/+source/openslp-dfsg/1.2.1-7.7ubuntu0.1
  https://launchpad.net/ubuntu/+source/openslp-dfsg/1.2.1-7.6ubuntu0.1
  https://launchpad.net/ubuntu/+source/openslp-dfsg/1.2.1-7.5ubuntu0.1
  https://launchpad.net/ubuntu/+source/openslp-dfsg/1.2.1-7.1ubuntu0.2
  https://launchpad.net/ubuntu/+source/openslp/1.2.1-5ubuntu0.2

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