1. Ubuntu Security Notices
  2. USN-1454-1

USN-1454-1: Linux kernel vulnerability

Publication date

25 May 2012

Overview

The system could be made to crash or become unresponsive under certain conditions.

Releases

Packages

Details

A flaw was found in the Linux’s kernels ext4 file system when mounted with
a journal. A local, unprivileged user could exploit this flaw to cause a
denial of service.

A flaw was found in the Linux’s kernels ext4 file system when mounted with
a journal. A local, unprivileged user could exploit this flaw to cause a
denial of service.

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
8.04 hardy linux-image-2.6.24-31-powerpc –  2.6.24-31.101
linux-image-2.6.24-31-sparc64 –  2.6.24-31.101
linux-image-2.6.24-31-virtual –  2.6.24-31.101
linux-image-2.6.24-31-server –  2.6.24-31.101
linux-image-2.6.24-31-hppa32 –  2.6.24-31.101
linux-image-2.6.24-31-lpiacompat –  2.6.24-31.101
linux-image-2.6.24-31-rt –  2.6.24-31.101
linux-image-2.6.24-31-lpia –  2.6.24-31.101
linux-image-2.6.24-31-generic –  2.6.24-31.101
linux-image-2.6.24-31-hppa64 –  2.6.24-31.101
linux-image-2.6.24-31-mckinley –  2.6.24-31.101
linux-image-2.6.24-31-xen –  2.6.24-31.101
linux-image-2.6.24-31-powerpc64-smp –  2.6.24-31.101
linux-image-2.6.24-31-itanium –  2.6.24-31.101
linux-image-2.6.24-31-openvz –  2.6.24-31.101
linux-image-2.6.24-31-386 –  2.6.24-31.101
linux-image-2.6.24-31-sparc64-smp –  2.6.24-31.101
linux-image-2.6.24-31-powerpc-smp –  2.6.24-31.101

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References

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