USN-1468-1: Linux kernel vulnerability

Releases

• Ubuntu 10.04

Packages

• linux - Linux kernel

Details

Schacher Raindel discovered a flaw in the Linux kernel's memory handling
when hugetlb is enabled. An unprivileged local attacker could exploit this
flaw to cause a denial of service and potentially gain higher privileges.

Update instructions

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

Ubuntu 10.04

• linux-image-2.6.32-41-server - 2.6.32-41.90
• linux-image-2.6.32-41-preempt - 2.6.32-41.90
• linux-image-2.6.32-41-ia64 - 2.6.32-41.90
• linux-image-2.6.32-41-generic-pae - 2.6.32-41.90
• linux-image-2.6.32-41-386 - 2.6.32-41.90
• linux-image-2.6.32-41-generic - 2.6.32-41.90
• linux-image-2.6.32-41-powerpc - 2.6.32-41.90
• linux-image-2.6.32-41-sparc64 - 2.6.32-41.90
• linux-image-2.6.32-41-sparc64-smp - 2.6.32-41.90
• linux-image-2.6.32-41-powerpc-smp - 2.6.32-41.90
• linux-image-2.6.32-41-virtual - 2.6.32-41.90
• linux-image-2.6.32-41-powerpc64-smp - 2.6.32-41.90
• linux-image-2.6.32-41-versatile - 2.6.32-41.90
• linux-image-2.6.32-41-lpia - 2.6.32-41.90

After a standard system update you need to reboot your computer to make
all the necessary changes.

References

• CVE-2012-2133

Related notices

• USN-1474-1
• USN-1457-1
• USN-1476-1
• USN-1470-1
• USN-1472-1
• USN-1473-1
• USN-1471-1
• USN-1469-1