CVE-2026-16835

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 unauthenticated attacker on the management network can bypass authentication and perform any...

EUVD-2026-62691

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 unauthenticated attacker on the management network can bypass authentication and perform any...

CVE-2026-16835

CVE-2026-16835 is a CRITICAL (CVSS 9.6) vulnerability in the FSP management network protocol of IBM Power Systems Firmware, caused by improper certificate validation (CWE-295). An unauthenticated attacker on the management network can bypass authentication and perform any administrative operation...

CVE-2026-16832

The vulnerability is a CWE-121: Stack-based Buffer Overflow in the FSP management network protocol. An authenticated HMC administrator can execute arbitrary code on the service processor, achieving full system control (CWE-3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H, score 8.4 HIGH). Affected firmwar...

CVE-2026-16832 Power System Buffer Overflow

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...

EUVD-2026-62690

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...

Security Bulletin: This Power System update is being released to address CVE-2026-16832

Summary Power Systems Firmware 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...

Security Bulletin: This Power System update is being released to address CVE-2026-16835

Summary Power Systems Firmware is affected by a vulnerability in the FSP management network protocol. An unauthenticated attacker on the management network can bypass authentication and perform any administrative operation on the managed system, including control of partition power state,...