USN-2511-1: Linux kernel vulnerabilities
First published: Thu Feb 26 2015(Updated: )
A race condition was discovered in the Linux kernel's key ring. A local user could cause a denial of service (memory corruption or panic) or possibly have unspecified impact via the keyctl commands. (CVE-2014-9529) A memory leak was discovered in the ISO 9660 CDROM file system when parsing rock ridge ER records. A local user could exploit this flaw to obtain sensitive information from kernel memory via a crafted iso9660 image. (CVE-2014-9584)
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| ubuntu/linux-image-2.6.32-73-lpia | <2.6.32-73.140 | 2.6.32-73.140 |
| Ubuntu 22.04 LTS | =10.04 | |
| All of | ||
| ubuntu/linux-image-2.6.32-73-powerpc64-smp | <2.6.32-73.140 | 2.6.32-73.140 |
| Ubuntu 22.04 LTS | =10.04 | |
| All of | ||
| ubuntu/linux-image-2.6.32-73-generic-pae | <2.6.32-73.140 | 2.6.32-73.140 |
| Ubuntu 22.04 LTS | =10.04 | |
| All of | ||
| ubuntu/linux-image-2.6.32-73-sparc64 | <2.6.32-73.140 | 2.6.32-73.140 |
| Ubuntu 22.04 LTS | =10.04 | |
| All of | ||
| ubuntu/linux-image-2.6.32-73-generic | <2.6.32-73.140 | 2.6.32-73.140 |
| Ubuntu 22.04 LTS | =10.04 | |
| All of | ||
| ubuntu/linux-image-2.6.32-73-virtual | <2.6.32-73.140 | 2.6.32-73.140 |
| Ubuntu 22.04 LTS | =10.04 | |
| All of | ||
| ubuntu/linux-image-2.6.32-73-ia64 | <2.6.32-73.140 | 2.6.32-73.140 |
| Ubuntu 22.04 LTS | =10.04 | |
| All of | ||
| ubuntu/linux-image-2.6.32-73-powerpc-smp | <2.6.32-73.140 | 2.6.32-73.140 |
| Ubuntu 22.04 LTS | =10.04 | |
| All of | ||
| ubuntu/linux-image-2.6.32-73-386 | <2.6.32-73.140 | 2.6.32-73.140 |
| Ubuntu 22.04 LTS | =10.04 | |
| All of | ||
| ubuntu/linux-image-2.6.32-73-powerpc | <2.6.32-73.140 | 2.6.32-73.140 |
| Ubuntu 22.04 LTS | =10.04 | |
| All of | ||
| ubuntu/linux-image-2.6.32-73-server | <2.6.32-73.140 | 2.6.32-73.140 |
| Ubuntu 22.04 LTS | =10.04 | |
| All of | ||
| ubuntu/linux-image-2.6.32-73-versatile | <2.6.32-73.140 | 2.6.32-73.140 |
| Ubuntu 22.04 LTS | =10.04 | |
| All of | ||
| ubuntu/linux-image-2.6.32-73-sparc64-smp | <2.6.32-73.140 | 2.6.32-73.140 |
| Ubuntu 22.04 LTS | =10.04 | |
| All of | ||
| ubuntu/linux-image-2.6.32-73-preempt | <2.6.32-73.140 | 2.6.32-73.140 |
| Ubuntu 22.04 LTS | =10.04 |
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Reference Links
- https://ubuntu.com/security/CVE-2014-9529
- https://ubuntu.com/security/CVE-2014-9584
- https://ubuntu.com/security/notices/USN-2515-1
- https://ubuntu.com/security/notices/USN-2514-1
- https://ubuntu.com/security/notices/USN-2516-1
- https://ubuntu.com/security/notices/USN-2513-1
- https://ubuntu.com/security/notices/USN-2517-1
- https://ubuntu.com/security/notices/USN-2518-1
- https://ubuntu.com/security/notices/USN-2512-1
- https://launchpad.net/ubuntu/+source/linux/2.6.32-73.140
- https://ubuntu.com/security/notices/USN-2511-1 (Advisory)
Frequently Asked Questions
What is the severity of USN-2511-1?
The USN-2511-1 vulnerability has a high severity rating due to the potential for denial of service and memory corruption.
How do I fix USN-2511-1?
To fix USN-2511-1, update to the linux-image package version 2.6.32-73.140 or higher.
What systems are affected by USN-2511-1?
USN-2511-1 affects Ubuntu 10.04 systems running the linux-image versions specified in the advisory.
What are the potential impacts of USN-2511-1?
The potential impacts of USN-2511-1 include system crashes, memory leaks, and local denial of service attacks.
Is there a workaround for USN-2511-1?
There are no recommended workarounds for USN-2511-1; the primary mitigation is to apply the update.
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