#VU15291 Input validation error in Linux kernel - CVE-2018-14656
Published: October 10, 2018
Vulnerability identifier: #VU15291
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-14656
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to gain access to potentially sensitive information.
The vulnerability exists due to improper input validation when a missing address check occurs in the callers of the show_opcodes() function. A local user can use a specially crafted application to trigger kernel memory to be dumped into the dmesg log.
Remediation
Install updates from vendor's website.