CVE-2026-96263
High
Description
IBM Power Systems Firmware FW1120.00 through FW1120.01, FW1110.00 through FW1110.31, and FW1060.00 through FW1060.81 is affected by a vulnerability in the host firmware boot process image validation path. An attacker with service access to the service processor can supply a maliciously crafted code update image, allowing arbitrary code to be executed on the host system. Successful exploitation could result in a confidentiality, integrity, and availability impact to the affected host system.
SeverityHigh
CVSS8.2
Exploit probability2. percentile0.1%
Product
Ibm Powervm Hypervisor
PublishedOct 12, 2026
First seenOct 12, 2026
Weakness typeCWE-121CWE-121
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ibm powervm_hypervisor | FW1120.00 ≤ v ≤ FW1120.01, FW1110.00 ≤ v ≤ FW1110.31, FW1060.00 ≤ v ≤ FW1060.81 | — |
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