USN-2274-1: Linux kernel vulnerability
Published Jul 5, 2014
·Updated
Andy Lutomirski discovered a flaw with the Linux kernel's ptrace syscall on x8664 processors. An attacker could exploit this flaw to cause a denial of service (System Crash) or potential gain administrative privileges.
Affected Software
16 affected componentsFixes available
All of the following
ubuntu/linux-image-3.13.0-30-generic<3.13.0-30.55
3.13.0-30.55
Ubuntu Ubuntu=14.04
All of the following
ubuntu/linux-image-3.13.0-30-generic-lpae<3.13.0-30.55
3.13.0-30.55
Ubuntu Ubuntu=14.04
All of the following
ubuntu/linux-image-3.13.0-30-lowlatency<3.13.0-30.55
3.13.0-30.55
Ubuntu Ubuntu=14.04
All of the following
ubuntu/linux-image-3.13.0-30-powerpc-e500<3.13.0-30.55
3.13.0-30.55
Ubuntu Ubuntu=14.04
All of the following
ubuntu/linux-image-3.13.0-30-powerpc-e500mc<3.13.0-30.55
3.13.0-30.55
Ubuntu Ubuntu=14.04
All of the following
ubuntu/linux-image-3.13.0-30-powerpc-smp<3.13.0-30.55
3.13.0-30.55
Ubuntu Ubuntu=14.04
All of the following
ubuntu/linux-image-3.13.0-30-powerpc64-emb<3.13.0-30.55
3.13.0-30.55
Ubuntu Ubuntu=14.04
All of the following
ubuntu/linux-image-3.13.0-30-powerpc64-smp<3.13.0-30.55
3.13.0-30.55
Ubuntu Ubuntu=14.04
Event History
Jul 5, 2014
Advisory Published
via Ubuntu·12:00 AM
Frequently Asked Questions
1
What is the severity of USN-2274-1?
The severity of USN-2274-1 is critical as it may allow an attacker to gain administrative privileges or cause a denial of service.
2
How do I fix USN-2274-1?
To fix USN-2274-1, update your Linux kernel to version 3.13.0-30.55 or higher.
3
What systems are affected by USN-2274-1?
USN-2274-1 affects Ubuntu 14.04 systems running the Linux kernel version prior to 3.13.0-30.55.
4
What is the nature of the vulnerability in USN-2274-1?
The vulnerability in USN-2274-1 is related to a flaw in the ptrace syscall on x86_64 processors.
5
Can USN-2274-1 lead to a system crash?
Yes, exploitation of the USN-2274-1 vulnerability can lead to a denial of service, resulting in a system crash.