- Vulnerability/
- USN-1974-1
USN-1974-1: Linux kernel vulnerabilities
First published: Fri Sep 27 2013(Updated: )
Vince Weaver discovered a flaw in the perf subsystem of the Linux kernel on ARM platforms. A local user could exploit this flaw to gain privileges or cause a denial of service (system crash). (CVE-2013-4254) A memory leak was discovered in the user namespace facility of the Linux kernel. A local user could cause a denial of service (memory consumption) via the CLONE_NEWUSER unshare call. (CVE-2013-4205)
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| ubuntu/linux-image-3.8.0-31-generic | <3.8.0-31.46 | 3.8.0-31.46 |
| Ubuntu gir1.2-packagekitglib-1.0 | =13.04 |
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Reference Links
- https://ubuntu.com/security/CVE-2013-4205
- https://ubuntu.com/security/CVE-2013-4254
- https://ubuntu.com/security/notices/USN-1971-1
- https://ubuntu.com/security/notices/USN-1968-1
- https://ubuntu.com/security/notices/USN-1969-1
- https://ubuntu.com/security/notices/USN-1973-1
- https://ubuntu.com/security/notices/USN-1970-1
- https://ubuntu.com/security/notices/USN-1975-1
- https://ubuntu.com/security/notices/USN-1972-1
- https://launchpad.net/ubuntu/+source/linux/3.8.0-31.46
- https://ubuntu.com/security/notices/USN-1974-1 (Advisory)
Frequently Asked Questions
What is the severity of USN-1974-1?
USN-1974-1 is considered a high severity vulnerability as it allows a local user to gain elevated privileges or cause a denial of service.
How do I fix USN-1974-1?
To fix USN-1974-1, ensure that your system is updated to the patched version of linux-image-3.8.0-31-generic.
Which systems are affected by USN-1974-1?
USN-1974-1 affects Ubuntu 13.04 systems running the linux-image-3.8.0-31-generic package.
What versions of Ubuntu are impacted by USN-1974-1?
Only Ubuntu 13.04 systems are impacted by the vulnerabilities outlined in USN-1974-1.
Who discovered the vulnerabilities mentioned in USN-1974-1?
Vince Weaver is credited with discovering the vulnerabilities related to USN-1974-1 in the Linux kernel's perf subsystem.
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