- Vulnerability/
- USN-2273-1
USN-2273-1: Linux kernel vulnerability
First published: Sat Jul 05 2014(Updated: )
Andy Lutomirski discovered a flaw with the Linux kernel's ptrace syscall on x86_64 processors. An attacker could exploit this flaw to cause a denial of service (System Crash) or potential gain administrative privileges.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| ubuntu/linux-image-3.11.0-24-generic-lpae | <3.11.0-24.42 | 3.11.0-24.42 |
| Ubuntu gir1.2-packagekitglib-1.0 | =13.10 | |
| All of | ||
| ubuntu/linux-image-3.11.0-24-generic | <3.11.0-24.42 | 3.11.0-24.42 |
| Ubuntu gir1.2-packagekitglib-1.0 | =13.10 |
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Reference Links
- https://ubuntu.com/security/CVE-2014-4699
- https://ubuntu.com/security/notices/USN-2270-1
- https://ubuntu.com/security/notices/USN-2274-1
- https://ubuntu.com/security/notices/USN-2266-1
- https://ubuntu.com/security/notices/USN-2269-1
- https://ubuntu.com/security/notices/USN-2271-1
- https://ubuntu.com/security/notices/USN-2272-1
- https://ubuntu.com/security/notices/USN-2267-1
- https://ubuntu.com/security/notices/USN-2268-1
- https://ubuntu.com/security/notices/USN-2284-1
- https://launchpad.net/ubuntu/+source/linux/3.11.0-24.42
- https://ubuntu.com/security/notices/USN-2273-1 (Advisory)
Frequently Asked Questions
What is the severity of USN-2273-1?
The severity of USN-2273-1 is considered high due to the potential for denial of service and administrative privilege escalation.
How do I fix USN-2273-1?
To fix USN-2273-1, upgrade the affected package to version 3.11.0-24.42 or later.
What systems are affected by USN-2273-1?
USN-2273-1 affects Ubuntu 13.10 installations running the Linux kernel versions prior to 3.11.0-24.42.
What is the cause of the vulnerability in USN-2273-1?
The vulnerability in USN-2273-1 is caused by a flaw in the ptrace syscall implementation on x86_64 processors.
Can USN-2273-1 result in a system crash?
Yes, USN-2273-1 can be exploited by attackers to cause a system crash due to the denial of service vulnerability.
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