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[USN-1199-1] Apache vulnerability

Posted on 02 September 2011
Ubuntu Security

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Ubuntu Security Notice USN-1199-1
September 01, 2011

apache2 vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 11.04
- Ubuntu 10.10
- Ubuntu 10.04 LTS
- Ubuntu 8.04 LTS

Summary:

A remote attacker could send crafted input to Apache and cause it to crash.

Software Description:
- apache2: Apache HTTP server

Details:

A flaw was discovered in the byterange filter in Apache. A remote attacker
could exploit this to cause a denial of service via resource exhaustion.

Update instructions:

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

Ubuntu 11.04:
apache2.2-bin 2.2.17-1ubuntu1.2

Ubuntu 10.10:
apache2.2-bin 2.2.16-1ubuntu3.3

Ubuntu 10.04 LTS:
apache2.2-bin 2.2.14-5ubuntu8.6

Ubuntu 8.04 LTS:
apache2-mpm-event 2.2.8-1ubuntu0.21
apache2-mpm-perchild 2.2.8-1ubuntu0.21
apache2-mpm-prefork 2.2.8-1ubuntu0.21
apache2-mpm-worker 2.2.8-1ubuntu0.21

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

References:
http://www.ubuntu.com/usn/usn-1199-1
CVE-2011-3192

Package Information:
https://launchpad.net/ubuntu/+source/apache2/2.2.17-1ubuntu1.2
https://launchpad.net/ubuntu/+source/apache2/2.2.16-1ubuntu3.3
https://launchpad.net/ubuntu/+source/apache2/2.2.14-5ubuntu8.6
https://launchpad.net/ubuntu/+source/apache2/2.2.8-1ubuntu0.21

 

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