USN-3106-3: Linux kernel (Raspberry Pi 2) vulnerability
Published Oct 20, 2016
·Updated
It was discovered that a race condition existed in the memory manager of the Linux kernel when handling copy-on-write breakage of private read-only memory mappings. A local attacker could use this to gain administrative privileges.
Affected Software
2 affected componentsFixes available
All of the following
ubuntu/linux-image-4.4.0-1029-raspi2<4.4.0-1029.36
4.4.0-1029.36
Ubuntu Ubuntu=16.04
Event History
Oct 20, 2016
Advisory Published
via Ubuntu·12:00 AM
Frequently Asked Questions
1
What is the severity of USN-3106-3?
USN-3106-3 addresses a critical vulnerability that allows local attackers to gain administrative privileges.
2
How do I fix USN-3106-3?
To fix USN-3106-3, update the affected package to linux-image-4.4.0-1029.36 or higher.
3
What versions of Ubuntu are affected by USN-3106-3?
USN-3106-3 affects Ubuntu 16.04 systems running the linux-image-4.4.0-1029-raspi2 package.
4
Is there a workaround for the vulnerability in USN-3106-3?
There is no specific workaround for USN-3106-3; applying the official patch is recommended.
5
What type of vulnerability is USN-3106-3?
USN-3106-3 is classified as a race condition vulnerability within the memory management of the Linux kernel.