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[USN-1728-1] Linux kernel (EC2) vulnerability

Posted on 19 February 2013
Ubuntu Security

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Ubuntu Security Notice USN-1728-1
February 19, 2013

linux-ec2 vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 10.04 LTS

Summary:

The system could be made to crash under certain conditions.

Software Description:
- linux-ec2: Linux kernel for EC2

Details:

Andrew Cooper of Citrix reported a Xen stack corruption in the Linux
kernel. An unprivileged user in a 32bit PVOPS guest can cause the guest
kernel to crash, or operate erroneously.

Update instructions:

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

Ubuntu 10.04 LTS:
linux-image-2.6.32-350-ec2 2.6.32-350.60

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

References:
http://www.ubuntu.com/usn/usn-1728-1
CVE-2013-0190

Package Information:
https://launchpad.net/ubuntu/+source/linux-ec2/2.6.32-350.60


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