Ubuntu Security Notice USN-908-1
10th March, 2010
apache2 vulnerabilities
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 9.10
- Ubuntu 9.04
- Ubuntu 8.10
- Ubuntu 8.04 LTS
- Ubuntu 6.06 LTS
Software description
- apache2
Details
It was discovered that mod_proxy_ajp did not properly handle errors when
a client doesn't send a request body. A remote attacker could exploit this
with a crafted request and cause a denial of service. This issue affected
Ubuntu 8.04 LTS, 8.10, 9.04 and 9.10. (CVE-2010-0408)
It was discovered that Apache did not properly handle headers in
subrequests under certain conditions. A remote attacker could exploit this
with a crafted request and possibly obtain sensitive information from
previous requests. (CVE-2010-0434)
Update instructions
The problem can be corrected by updating your system to the following package version:
- Ubuntu 9.10:
- apache2.2-common 2.2.12-1ubuntu2.2
- Ubuntu 9.04:
- apache2.2-common 2.2.11-2ubuntu2.6
- Ubuntu 8.10:
- apache2.2-common 2.2.9-7ubuntu3.6
- Ubuntu 8.04 LTS:
- apache2.2-common 2.2.8-1ubuntu0.15
- Ubuntu 6.06 LTS:
- apache2-common 2.0.55-4ubuntu2.10
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system upgrade is sufficient to effect the
necessary changes.