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Ubuntu Security Notice USN-2271-1

Posted on 06 July 2014
Source : packetstormsecurity.org Link

 

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Ubuntu Security Notice USN-2271-1
July 05, 2014

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

- Ubuntu 12.04 LTS

Summary:

The system could be made to crash or run programs as an administrator.

Software Description:
- linux-lts-saucy: Linux hardware enablement kernel from Saucy

Details:

Andy Lutomirski discovered a flaw with the Linux kernel's ptrace syscall on
x86_64 processors. An attacker could exploit this flaw to cause a denial of
service (System Crash) or potential gain administrative privileges.

Update instructions:

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

Ubuntu 12.04 LTS:
linux-image-3.11.0-24-generic 3.11.0-24.42~precise1
linux-image-3.11.0-24-generic-lpae 3.11.0-24.42~precise1

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

References:
http://www.ubuntu.com/usn/usn-2271-1
CVE-2014-4699

Package Information:
https://launchpad.net/ubuntu/+source/linux-lts-saucy/3.11.0-24.42~precise1

 

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