Race condition in Linux kernel - CVE-2017-18203

 

Race condition in Linux kernel - CVE-2017-18203

Published: March 21, 2018


Vulnerability identifier: #VU11190
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-18203
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 dm_get_from_kobject function due to race condition. A local attacker can cause the service to crash.

How to mitigate CVE-2017-18203

Update to version 4.14.3.

Sources