#VU28414 Use-after-free in Linux kernel - CVE-2020-8649

Main Vulnerability Database Vulnerabilities #VU28414

#VU28414 Use-after-free in Linux kernel - CVE-2020-8649

Published: February 6, 2020 / Updated: June 1, 2020

Vulnerability identifier: #VU28414

Vulnerability risk: Medium

CVSSv4.0: CVSS:4.0/AV:P/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

CVE-ID: CVE-2020-8649

CWE-ID: CWE-416

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
Linux kernel

Software vendor:
Linux Foundation

Description

The vulnerability allows a local authenticated user to #BASIC_IMPACT#.

There is a use-after-free vulnerability in the Linux kernel through 5.5.2 in the vgacon_invert_region function in drivers/video/console/vgacon.c.

Remediation

Install update from vendor's website.

External links