USN-3106-3: Linux kernel (Raspberry Pi 2) vulnerability
First published: Thu 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 | Affected Version | How to fix |
|---|---|---|
| All of | ||
| ubuntu/linux-image-4.4.0-1029-raspi2 | <4.4.0-1029.36 | 4.4.0-1029.36 |
| Ubuntu gir1.2-packagekitglib-1.0 | =16.04 |
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Reference Links
- https://ubuntu.com/security/CVE-2016-5195
- https://ubuntu.com/security/notices/USN-3106-2
- https://ubuntu.com/security/notices/USN-3106-1
- https://ubuntu.com/security/notices/USN-3106-4
- https://ubuntu.com/security/notices/USN-3105-1
- https://ubuntu.com/security/notices/USN-3105-2
- https://ubuntu.com/security/notices/USN-3107-1
- https://ubuntu.com/security/notices/USN-3107-2
- https://ubuntu.com/security/notices/USN-3104-1
- https://ubuntu.com/security/notices/USN-3104-2
- https://launchpad.net/ubuntu/+source/linux-raspi2/4.4.0-1029.36
- https://ubuntu.com/security/notices/USN-3106-3 (Advisory)
Frequently Asked Questions
What is the severity of USN-3106-3?
USN-3106-3 addresses a critical vulnerability that allows local attackers to gain administrative privileges.
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.
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.
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.
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.
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