CVE-2026-16832

Summary

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.

Affected Software

VendorProductVersion RangeStatus
IBMPower Systems FirmwareFW1120.00affected
IBMPower Systems FirmwareFW1110.00 <= FW1110.30affected
IBMPower Systems FirmwareFW1060.00 <= FW1060.80affected
IBMPower Systems FirmwareFW950.00 <= FW950.H2affected

Weaknesses

  • CWE-121: CWE-121 Stack-based Buffer Overflow

Workarounds

Protect access to the FSP's network interface.

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

References