USN-1021-1: Apache vulnerabilities

25 November 2010

apache2 vulnerabilities

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


Software Description

  • apache2


It was discovered that Apache’s mod_cache and mod_dav modules incorrectly handled requests that lacked a path. A remote attacker could exploit this with a crafted request and cause a denial of service. This issue affected Ubuntu 6.06 LTS, 8.04 LTS, 9.10 and 10.04 LTS. (CVE-2010-1452)

It was discovered that Apache did not properly handle memory when destroying APR buckets. A remote attacker could exploit this with crafted requests and cause a denial of service via memory exhaustion. This issue affected Ubuntu 6.06 LTS and 10.10. (CVE-2010-1623)

Update instructions

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

Ubuntu 10.10
apache2.2-common - 2.2.16-1ubuntu3.1
Ubuntu 10.04 LTS
apache2.2-common - 2.2.14-5ubuntu8.4
Ubuntu 9.10
apache2.2-common - 2.2.12-1ubuntu2.4
Ubuntu 8.04 LTS
apache2.2-common - 2.2.8-1ubuntu0.19
Ubuntu 6.06 LTS
apache2-common - 2.0.55-4ubuntu2.12

To update your system, please follow these instructions:

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