Memory corruption in Linux kernel - CVE-2018-7740

 

Memory corruption in Linux kernel - CVE-2018-7740

Published: March 12, 2018 / Updated: March 20, 2018


Vulnerability identifier: #VU10922
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:P/U:Clear
CVE-ID: CVE-2018-7740
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 no the target system.

The weakness exists in the resv_map_release function due to boundary error when handling user-supplied input. A local attacker can execute an application that submits malicious input, trigger memory corruption and cause the system to crash.

How to mitigate CVE-2018-7740

Cybersecurity Help is currently unaware of any solutions addressing the vulnerability.

Sources