CVE-2026-16951
Vulnerabilities in IBM AIX and PowerVM VIOS
At a glance Severity MEDIUM 6.7 EPSS EPSS 0.17 % · percentile 7 (2026-10-27) State PUBLISHED Published 2026-08-20 Updated 2026-08-22 Assigner ibm NVD status Analyzed
Description IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local authenticated attacker to execute arbitrary code due to a heap-based buffer overflow.
Scores Version Score Vector Scored by CVSS 3.1 MEDIUM 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H ibm CVSS 3.1 MEDIUM 6.7 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H NVD · psirt@us.ibm.com (Secondary)
Weaknesses (CWE)
European references
CERT-FR advisories
Affected configurations (NVD CPE) cpe:2.3:a:ibm:vios:*:*:*:*:*:*:*:* ≥ 4.1.0 < 4.1.0.50cpe:2.3:a:ibm:vios:*:*:*:*:*:*:*:* ≥ 4.1.1.0 < 4.1.1.30cpe:2.3:a:ibm:vios:*:*:*:*:*:*:*:* ≥ 4.1.2.0 < 4.1.2.20cpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:* ≥ 7.2.5 ≤ 7.2.5.212cpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:* ≥ 7.3.2 ≤ 7.3.2.5cpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:* ≥ 7.3.3 ≤ 7.3.3.2cpe:2.3:o:ibm:aix:*:*:*:*:*:*:*:* ≥ 7.3.4 ≤ 7.3.4.1
Affected products
References
Sources