[USN-1493-1] Linux kernel vulnerabilities

John Johansen john.johansen at canonical.com
Fri Jun 29 19:36:12 UTC 2012


==========================================================================
Ubuntu Security Notice USN-1493-1
June 29, 2012

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

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

- Ubuntu 8.04 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 8.04 LTS:
  linux-image-2.6.24-31-386       2.6.24-31.102
  linux-image-2.6.24-31-generic   2.6.24-31.102
  linux-image-2.6.24-31-hppa32    2.6.24-31.102
  linux-image-2.6.24-31-hppa64    2.6.24-31.102
  linux-image-2.6.24-31-itanium   2.6.24-31.102
  linux-image-2.6.24-31-lpia      2.6.24-31.102
  linux-image-2.6.24-31-lpiacompat  2.6.24-31.102
  linux-image-2.6.24-31-mckinley  2.6.24-31.102
  linux-image-2.6.24-31-openvz    2.6.24-31.102
  linux-image-2.6.24-31-powerpc   2.6.24-31.102
  linux-image-2.6.24-31-powerpc-smp  2.6.24-31.102
  linux-image-2.6.24-31-powerpc64-smp  2.6.24-31.102
  linux-image-2.6.24-31-rt        2.6.24-31.102
  linux-image-2.6.24-31-server    2.6.24-31.102
  linux-image-2.6.24-31-sparc64   2.6.24-31.102
  linux-image-2.6.24-31-sparc64-smp  2.6.24-31.102
  linux-image-2.6.24-31-virtual   2.6.24-31.102
  linux-image-2.6.24-31-xen       2.6.24-31.102

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

References:
  http://www.ubuntu.com/usn/usn-1493-1
  CVE-2012-2313, CVE-2012-2319

Package Information:
  https://launchpad.net/ubuntu/+source/linux/2.6.24-31.102

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