Ubuntu Update for krb5 vulnerabilities USN-587-1

Summary
Ubuntu Update for Linux kernel vulnerabilities USN-587-1
Solution
Please Install the Updated Packages.
Insight
It was discovered that krb5 did not correctly handle certain krb4 requests. An unauthenticated remote attacker could exploit this flaw by sending a specially crafted traffic, which could expose sensitive information, cause a crash, or execute arbitrary code. (CVE-2008-0062, CVE-2008-0063) A flaw was discovered in the kadmind service's handling of file descriptors. An unauthenticated remote attacker could send specially crafted requests that would cause a crash, resulting in a denial of service. Only systems with configurations allowing large numbers of open file descriptors were vulnerable. (CVE-2008-0947)
Affected
krb5 vulnerabilities on Ubuntu 6.06 LTS , Ubuntu 6.10 , Ubuntu 7.04 , Ubuntu 7.10
References