Ubuntu Update for postgresql-8.4 vulnerability USN-1002-2

Summary
Ubuntu Update for Linux kernel vulnerabilities USN-1002-2
Solution
Please Install the Updated Packages.
Insight
USN-1002-1 fixed vulnerabilities in PostgreSQL. This update provides the corresponding update for Ubuntu 10.10. Original advisory details: It was discovered that PostgreSQL did not properly enforce permissions within sessions when PL/Perl and PL/Tcl functions or operators were redefined. A remote authenticated attacker could exploit this to execute arbitrary code with permissions of a different user, possibly leading to privilege escalation.
Affected
postgresql-8.4 vulnerability on Ubuntu 10.10