CVE-2021-29693: IBM Aix

Medium severity, CVSS 4.4. EPSS: 0.6% chance of exploitation in the next 30 days.

IBM AIX 7.1, 7.2, and VIOS 3.1 could allow a local user that is in the with elevated group privileges to cause a denial of service due to a vulnerability in the lpd daemon. IBM X-Force ID: 200255.

Affected products

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

Published 2021-06-28. Last modified 2026-06-17.