CVE-2022-47990: IBM Aix

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

IBM AIX 7.1, 7.2, 7.3 and VIOS , 3.1 could allow a non-privileged local user to exploit a vulnerability in X11 to cause a buffer overflow that could result in a denial of service or arbitrary code execution. IBM X-Force ID: 243556.  

Affected products

• IBM Aix: version 7.1 only; version 7.2 only; version 7.3 only
• IBM Vios: version 3.1 only

Published 2023-01-18. Last modified 2026-06-17.