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CVE-2026-17429

Power System Incorrect Authorization PUBLISHED

Description (CNA)

IBM Power Systems Firmware FW1120.00, FW1110.00 through FW1110.30, FW1060.00 through FW1060.80, FW950.00 through FW950.H2, OP940.00 through OP940.a1 (Power9), and OP940.00 - OP940.81 (Power HMC) is affected by a vulnerability in the interface between the BMC/FSP and the host system. An attacker with service account or root access to the BMC/FSP can write arbitrary data to hardware control registers, allowing full control over the host system and all hosted partitions, resulting in a confidentiality, integrity, and availability impact.

Affected (CNA)

Vendor / productVersions
IBM / Power Systems Firmwareaffected FW1120.00; affected FW1110.00 through FW1110.30; affected FW1060.00 through FW1060.80; affected FW950.00 through FW950.H2; affected OP940.00 through OP940.a1; affected OP940.00 through OP940.81

CWE

CWE-863

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.