Race condition in Linux kernel - CVE-2018-7995

 

Race condition in Linux kernel - CVE-2018-7995

Published: March 13, 2018 / Updated: March 20, 2018


Vulnerability identifier: #VU10950
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-7995
CWE-ID: CWE-362
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel

Detailed vulnerability description

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.

How to mitigate CVE-2018-7995

Install update from vendor's website.

Sources