#VU19564 Buffer overflow in Linux kernel - CVE-2018-20854
Published: July 31, 2019
Vulnerability identifier: #VU19564
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2018-20854
CWE-ID: CWE-119
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 attacker to access sensitive information on a targeted system.
The vulnerability exists due to improper memory operations performed by the "phy-ocelot-serdes.c" file. A local authenticated attacker can make a malicious request, cause an off-by-one out-of-bounds read condition and access sensitive information on the targeted system.
Remediation
Install updates from vendor's website.