CVE-2026-14970: IBM Aix

High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days.

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 NIM server process is crashing during client registration due to buffer overflow.

Affected products

• IBM Aix: from 7.2.5, up to and including 7.2.5.212; from 7.3.2, up to and including 7.3.2.5; from 7.3.3, up to and including 7.3.3.2; from 7.3.4, up to and including 7.3.4.1
• IBM Vios: from 4.1.0, before 4.1.0.50 (fixed in 4.1.0.50); from 4.1.1.0, before 4.1.1.30 (fixed in 4.1.1.30); from 4.1.2.0, before 4.1.2.20 (fixed in 4.1.2.20)

Published 2026-08-19. Last modified 2026-08-20.