USN-2601-1: Linux kernel vulnerability
First published: Tue May 05 2015(Updated: )
A race condition between chown() and execve() was discovered in the Linux kernel. A local attacker could exploit this race by using chown on a setuid-user-binary to gain administrative privileges.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| ubuntu/linux-image-3.19.0-16-lowlatency | <3.19.0-16.16 | 3.19.0-16.16 |
| Ubuntu gir1.2-packagekitglib-1.0 | =15.04 | |
| All of | ||
| ubuntu/linux-image-3.19.0-16-powerpc64-smp | <3.19.0-16.16 | 3.19.0-16.16 |
| Ubuntu gir1.2-packagekitglib-1.0 | =15.04 | |
| All of | ||
| ubuntu/linux-image-3.19.0-16-generic | <3.19.0-16.16 | 3.19.0-16.16 |
| Ubuntu gir1.2-packagekitglib-1.0 | =15.04 | |
| All of | ||
| ubuntu/linux-image-3.19.0-16-powerpc-smp | <3.19.0-16.16 | 3.19.0-16.16 |
| Ubuntu gir1.2-packagekitglib-1.0 | =15.04 | |
| All of | ||
| ubuntu/linux-image-3.19.0-16-powerpc-e500mc | <3.19.0-16.16 | 3.19.0-16.16 |
| Ubuntu gir1.2-packagekitglib-1.0 | =15.04 | |
| All of | ||
| ubuntu/linux-image-3.19.0-16-generic-lpae | <3.19.0-16.16 | 3.19.0-16.16 |
| Ubuntu gir1.2-packagekitglib-1.0 | =15.04 | |
| All of | ||
| ubuntu/linux-image-3.19.0-16-powerpc64-emb | <3.19.0-16.16 | 3.19.0-16.16 |
| Ubuntu gir1.2-packagekitglib-1.0 | =15.04 |
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Reference Links
- https://ubuntu.com/security/CVE-2015-3339
- https://ubuntu.com/security/notices/USN-2600-1
- https://ubuntu.com/security/notices/USN-2598-1
- https://ubuntu.com/security/notices/USN-2612-1
- https://ubuntu.com/security/notices/USN-2596-1
- https://ubuntu.com/security/notices/USN-2583-1
- https://ubuntu.com/security/notices/USN-2599-1
- https://ubuntu.com/security/notices/USN-2597-1
- https://ubuntu.com/security/notices/USN-2584-1
- https://launchpad.net/ubuntu/+source/linux/3.19.0-16.16
- https://ubuntu.com/security/notices/USN-2601-1 (Advisory)
Frequently Asked Questions
What is the severity of USN-2601-1?
The severity of USN-2601-1 is rated as high due to the potential for a local attacker to gain administrative privileges.
How do I fix USN-2601-1?
To fix USN-2601-1, you must upgrade your Linux kernel to the version 3.19.0-16.16 or later.
Which Ubuntu versions are affected by USN-2601-1?
USN-2601-1 affects Ubuntu version 15.04.
What is the vulnerability related to USN-2601-1?
USN-2601-1 is related to a race condition between chown() and execve() in the Linux kernel.
Can USN-2601-1 be exploited remotely?
No, USN-2601-1 cannot be exploited remotely as it requires local access to the system.
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