Ubuntu Security Notice 1287-1 - Nick Bowler discovered the kernel GHASH message digest algorithm incorrectly handled error conditions. A local attacker could exploit this to cause a kernel oops.
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Ubuntu Security Notice USN-1287-1
December 05, 2011
linux-ti-omap4 vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 11.10
Summary:
The system could be made to crash under certain conditions.
Software Description:
- linux-ti-omap4: Linux kernel for OMAP4
Details:
Nick Bowler discovered the kernel GHASH message digest algorithm
incorrectly handled error conditions. A local attacker could exploit this
to cause a kernel oops.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 11.10:
linux-image-3.0.0-1206-omap4 3.0.0-1206.13
After a standard system update you need to reboot your computer to make
all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-1287-1
CVE-2011-4081
Package Information:
https://launchpad.net/ubuntu/+source/linux-ti-omap4/3.0.0-1206.13