SB2022080339 - Out-of-bounds write in Linux kernel
Published: December 14, 2020 Updated: September 13, 2022
Security Bulletin ID
SB2022080339
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Physical access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Out-of-bounds write (CVE-ID: CVE-2020-0465)
CWE-ID: CWE-787 - Out-of-bounds write
CVSSv4: 7 [CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows an attacker with physical access to escalate privileges on the system.
The vulnerability exists due to an out of bounds write in various methods of hid-multitouch.c. An attacker with physical access can trigger out-of-bounds write and escalate privileges on the system.
Remediation
Install update from vendor's website.