CVE-2026-17414

IBM PowerVM Hypervisor firmware (FW1120.00, FW1110.00–.30, FW1060.00–.80, FW950.00–.H2) has a CWE-20 improper input validation flaw in partition firmware during network boot. An unauthenticated adjacent attacker can block boot or substitute the boot image on partitions without OS secure boot (the...

EUVD-2026-62739

IBM PowerVM Hypervisor FW1120.00, FW1110.00 through FW1110.30, FW1060.00 through FW1060.80, and FW950.00 through FW950.H2 Power Systems Firmware is affected by a vulnerability in partition firmware during network boot. An unauthenticated attacker with access to the same network as a partition...

Security Bulletin: This Power System update is being released to address CVE-2026-17414

Summary Power Systems Firmware is affected by a vulnerability in partition firmware during network boot. An unauthenticated attacker with access to the same network as a partition performing a network boot can prevent that partition from completing its boot sequence. On partitions where OS secure...