Ubuntu Update for apache2 vulnerabilities USN-1021-1

Summary
Ubuntu Update for Linux kernel vulnerabilities USN-1021-1
Solution
Please Install the Updated Packages.
Insight
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)
Affected
apache2 vulnerabilities on Ubuntu 6.06 LTS , Ubuntu 8.04 LTS , Ubuntu 9.10 , Ubuntu 10.10