Memory corruption in Linux kernel - CVE-2017-18204

 

Memory corruption in Linux kernel - CVE-2017-18204

Published: March 2, 2018 / Updated: March 20, 2018


Vulnerability identifier: #VU10811
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-2017-18204
CWE-ID: CWE-119
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 ocfs2_setattr function and is due to boundary error. A local attacker can submit a crafted DIO request, trigger memory corruption and cause the service to crash.

How to mitigate CVE-2017-18204

Update to version 4.14.2.

Sources