Mitigation Instructions for CVE-2015-0273

Subject: CVE-2015-0273 Memory Corruption Vulnerability

Tech Stack:

• Linux Kernel

Date Issued:

• Original Date: 2015-02-23
• Last Modified Date: 2015-03-02

Criticality:

• Severity: Medium
• Description: Memory corruption vulnerability in the Linux kernel affecting the splice() system call.

Overview:

• CVE-2015-0273 is a memory corruption vulnerability that affects the Linux kernel, allowing local users to cause a denial of service or potentially escalate privileges via the splice() system call.

Attack Mechanisms:

1. Attacker creates a crafted application to exploit the splice() system call.
2. The call leads to memory corruption.
3. This may result in a system crash or privilege escalation.

Affected Systems:

• Linux kernel versions prior to 3.18.8.

Mitigation Solution:

1. Upgrade: Update to the latest Linux kernel version available.
2. Patch: Apply patches provided by your Linux distribution.
3. Monitor: Implement monitoring to detect and prevent exploitation attempts.

References:

• Ubuntu Security Notice
• Kernel.org Advisory