CVE-2026-16832
Power System Buffer Overflow
- State
- Published
- Severity
- 8.4 High
- Published
- Aug 19, 2026
- Updated
- Aug 22, 2026
- Reserved
- Jul 24, 2026
Description
IBM Power Systems Firmware FW1120.00, FW1110.00 through FW1110.30, FW1060.00 through FW1060.80, and FW950.00 through FW950.H2 is affected by a vulnerability in the FSP management network protocol. An attacker with authenticated HMC administrator access can execute arbitrary code on the service processor, giving full control over the managed system, resulting in a confidentiality, integrity, and availability impact.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 8.4 High | CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H | ibm |
Weaknesses
- CWE-121 Stack-based Buffer Overflow
Affected Products
| Product | Versions |
|---|---|
Power Systems FirmwareIBM |
|
References
- https://www.ibm.com/support/pages/node/7283895vendor-advisorypatch
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