Ubuntu Update for linux-source-2.6.15/2.6.17 vulnerabilities USN-451-1

Summary
Ubuntu Update for Linux kernel vulnerabilities USN-451-1
Solution
Please Install the Updated Packages.
Insight
The kernel key management code did not correctly handle key reuse. A local attacker could create many key requests, leading to a denial of service. (CVE-2007-0006) The kernel NFS code did not correctly validate NFSACL2 ACCESS requests. If a system was serving NFS mounts, a remote attacker could send a specially crafted packet, leading to a denial of service. (CVE-2007-0772) When dumping core, the kernel did not correctly handle PT_INTERP processes. A local attacker could create situations where they could read the contents of otherwise unreadable executable programs. (CVE-2007-0958)
Affected
linux-source-2.6.15/2.6.17 vulnerabilities on Ubuntu 6.06 LTS , Ubuntu 6.10