[USN-1492-1] Linux kernel vulnerabilities

John Johansen john.johansen at canonical.com
Fri Jun 29 19:26:57 UTC 2012


==========================================================================
Ubuntu Security Notice USN-1492-1
June 29, 2012

linux vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 10.04 LTS

Summary:

Several security issues were fixed in the kernel.

Software Description:
- linux: Linux kernel

Details:

Stephan Mueller reported a flaw in the Linux kernel's dl2k network driver's
handling of ioctls. An unprivileged local user could leverage this flaw to
cause a denial of service. (CVE-2012-2313)

Timo Warns reported multiple flaws in the Linux kernel's hfsplus
filesystem. An unprivileged local user could exploit these flaws to gain
root system priviliges. (CVE-2012-2319)

Update instructions:

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

Ubuntu 10.04 LTS:
  linux-image-2.6.32-41-386       2.6.32-41.91
  linux-image-2.6.32-41-generic   2.6.32-41.91
  linux-image-2.6.32-41-generic-pae  2.6.32-41.91
  linux-image-2.6.32-41-ia64      2.6.32-41.91
  linux-image-2.6.32-41-lpia      2.6.32-41.91
  linux-image-2.6.32-41-powerpc   2.6.32-41.91
  linux-image-2.6.32-41-powerpc-smp  2.6.32-41.91
  linux-image-2.6.32-41-powerpc64-smp  2.6.32-41.91
  linux-image-2.6.32-41-preempt   2.6.32-41.91
  linux-image-2.6.32-41-server    2.6.32-41.91
  linux-image-2.6.32-41-sparc64   2.6.32-41.91
  linux-image-2.6.32-41-sparc64-smp  2.6.32-41.91
  linux-image-2.6.32-41-versatile  2.6.32-41.91
  linux-image-2.6.32-41-virtual   2.6.32-41.91

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

References:
  http://www.ubuntu.com/usn/usn-1492-1
  CVE-2012-2313, CVE-2012-2319

Package Information:
  https://launchpad.net/ubuntu/+source/linux/2.6.32-41.91

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