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USN-577-1: Linux kernel vulnerability

12 February 2008

Linux kernel vulnerability

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Releases

Packages

Details

Wojciech Purczynski discovered that the vmsplice system call did
not properly perform verification of user-memory pointers. A local
attacker could exploit this to overwrite arbitrary kernel memory
and gain root privileges. (CVE-2008-0600)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 7.10
Ubuntu 7.04
Ubuntu 6.10

After a standard system upgrade you need to reboot your computer to
effect the necessary changes.

References