SB2018030604 - Denial of service in Linux Kernel



SB2018030604 - Denial of service in Linux Kernel

Published: March 6, 2018 Updated: March 14, 2018

Security Bulletin ID SB2018030604
Severity
Low
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Local access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Race condition (CVE-ID: CVE-2018-7995)

The vulnerability allows a local attacker to cause DoS condition on the target system.

The weakness exists in the arch/x86/kernel/cpu/mcheck/mce.c source code due to race condition. A local attacker can trigger memory corruption and cause the service to crash.

Remediation

Install update from vendor's website.