- Vulnerability/
- USN-1432-1
USN-1432-1: Linux kernel vulnerabilities
First published: Tue May 08 2012(Updated: )
A flaw was found in the Linux's kernels ext4 file system when mounted with a journal. A local, unprivileged user could exploit this flaw to cause a denial of service. (CVE-2011-4086) A flaw was discovered in the Linux kernel's cifs file system. An unprivileged local user could exploit this flaw to crash the system leading to a denial of service. (CVE-2012-1090) A flaw was found in the Linux kernel's ext4 file system when mounting a corrupt filesystem. A user-assisted remote attacker could exploit this flaw to cause a denial of service. (CVE-2012-2100) Tetsuo Handa reported a flaw in the OOM (out of memory) killer of the Linux kernel. A local unprivileged user can exploit this flaw to cause system unstability and denial of services. (CVE-2012-4398)
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| ubuntu/linux-image-2.6.38-15-powerpc | <2.6.38-15.59 | 2.6.38-15.59 |
| Ubuntu 22.04 LTS | =11.04 | |
| All of | ||
| ubuntu/linux-image-2.6.38-15-omap | <2.6.38-15.59 | 2.6.38-15.59 |
| Ubuntu 22.04 LTS | =11.04 | |
| All of | ||
| ubuntu/linux-image-2.6.38-15-generic-pae | <2.6.38-15.59 | 2.6.38-15.59 |
| Ubuntu 22.04 LTS | =11.04 | |
| All of | ||
| ubuntu/linux-image-2.6.38-15-server | <2.6.38-15.59 | 2.6.38-15.59 |
| Ubuntu 22.04 LTS | =11.04 | |
| All of | ||
| ubuntu/linux-image-2.6.38-15-powerpc64-smp | <2.6.38-15.59 | 2.6.38-15.59 |
| Ubuntu 22.04 LTS | =11.04 | |
| All of | ||
| ubuntu/linux-image-2.6.38-15-virtual | <2.6.38-15.59 | 2.6.38-15.59 |
| Ubuntu 22.04 LTS | =11.04 | |
| All of | ||
| ubuntu/linux-image-2.6.38-15-versatile | <2.6.38-15.59 | 2.6.38-15.59 |
| Ubuntu 22.04 LTS | =11.04 | |
| All of | ||
| ubuntu/linux-image-2.6.38-15-generic | <2.6.38-15.59 | 2.6.38-15.59 |
| Ubuntu 22.04 LTS | =11.04 | |
| All of | ||
| ubuntu/linux-image-2.6.38-15-powerpc-smp | <2.6.38-15.59 | 2.6.38-15.59 |
| Ubuntu 22.04 LTS | =11.04 |
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Reference Links
- https://ubuntu.com/security/CVE-2011-4086
- https://ubuntu.com/security/CVE-2012-1090
- https://ubuntu.com/security/CVE-2012-2100
- https://ubuntu.com/security/CVE-2012-4398
- https://ubuntu.com/security/notices/USN-1453-1
- https://ubuntu.com/security/notices/USN-1440-1
- https://ubuntu.com/security/notices/USN-1433-1
- https://ubuntu.com/security/notices/USN-1446-1
- https://ubuntu.com/security/notices/USN-1454-1
- https://ubuntu.com/security/notices/USN-1431-1
- https://ubuntu.com/security/notices/USN-1458-1
- https://ubuntu.com/security/notices/USN-1445-1
- https://ubuntu.com/security/notices/USN-1425-1
- https://ubuntu.com/security/notices/USN-1426-1
- https://ubuntu.com/security/notices/USN-1405-1
- https://ubuntu.com/security/notices/USN-1388-1
- https://ubuntu.com/security/notices/USN-1384-1
- https://ubuntu.com/security/notices/USN-1389-1
- https://ubuntu.com/security/notices/USN-1404-1
- https://launchpad.net/ubuntu/+source/linux/2.6.38-15.59
- https://ubuntu.com/security/notices/USN-1432-1 (Advisory)
Child vulnerabilities
(Contains the following vulnerabilities)
Frequently Asked Questions
What is the severity of USN-1432-1?
The severity of USN-1432-1 is classified as a denial of service vulnerability affecting Linux's ext4 file system.
How do I fix USN-1432-1?
To fix USN-1432-1, update your Ubuntu system to the linux-image packages version 2.6.38-15.59 or later.
Which systems are affected by USN-1432-1?
USN-1432-1 affects Ubuntu version 11.04 with specific linux-image packages prior to version 2.6.38-15.59.
What type of vulnerability is USN-1432-1?
USN-1432-1 is a local denial of service vulnerability that can be exploited by unprivileged users.
Is USN-1432-1 related to any other vulnerabilities?
Yes, USN-1432-1 addresses issues tracked under CVE-2011-4086 and several other CVEs.
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