Articles / Ubuntu: New OpenSLP package…

Ubuntu: New OpenSLP packages fix security vulnerabilities

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. Updated packages are available from security.ubuntu.com.

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