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[USN-1737-1] Linux kernel (EC2) vulnerability

Posted on 22 February 2013
Ubuntu Security

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Ubuntu Security Notice USN-1737-1
February 22, 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 run programs as an administrator.

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

Details:

Suleiman Souhlal, Salman Qazi, Aaron Durbin and Michael Davidson discover=
ed
a race condition in the Linux kernel's ptrace syscall. An unprivileged
local attacker could exploit this flaw to run programs as an administrato=
r.

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 2.6.32-350.61

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

References:
http://www.ubuntu.com/usn/usn-1737-1
CVE-2013-0871

Package Information:
https://launchpad.net/ubuntu/+source/linux-ec2/2.6.32-350.61


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