SB2022111576 - Red Hat Enterprise Linux 9 update for xorg-x11-server-Xwayland
Published: November 15, 2022
Security Bulletin ID
SB2022111576
Severity
Low
Patch available
YES
Number of vulnerabilities
2
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 secuirty vulnerabilities.
1) Out-of-bounds write (CVE-ID: CVE-2022-2319)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a boundary error within the ProcXkbSetGeometry request handler of the Xkb extension. A local user can trigger an out-of-bounds write and execute arbitrary code with elevated privileges.
2) Out-of-bounds write (CVE-ID: CVE-2022-2320)
The vulnerability allows a local user to escalate privileges on the system.The vulnerability exists due to a boundary error within the ProcXkbSetDeviceInfo request handler of the Xkb extension. A local user can trigger an out-of-bounds write and execute arbitrary code with elevated privileges.
Remediation
Install update from vendor's website.