VDB
CVE-2026-16855
CVE-2026-16855
PUBLISHED
CVSS 5.5 MEDIUM
Reported by ibm · Published August 19, 2026
IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a local attacker to cause a denial of service due to a heap buffer overflow.
Risk Scores
CVSS 3.1
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| IBM | AIX | 7.2, 7.3 |
| IBM | PowerVM VIOS | 4.1 |
| IBM | PowerVM VIOS | 4.1, 4.1 |
| IBM | AIX | 7.2, 7.3, 7.2 |
Timeline
- Aug 15, 2026 CVE Published
- Aug 22, 2026 Coalition ESS Score