CVE-2026-96263: IBM Power Systems Firmware Buffer Overflow
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.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
IBM Power Systems Firmwareto a version that resolves this vulnerability.Fixed in FW1060.82(1060_189) - Upgrade
Upgrade
IBM Power Systems Firmwareto a version that resolves this vulnerability.Fixed in FW1110.32(1110_138) - Upgrade
Upgrade
IBM Power Systems Firmwareto a version that resolves this vulnerability.Fixed in FW1120.02(1120_171) - Upgrade
Upgrade
IBM Power Systems Firmwareto a version that resolves this vulnerability.Fixed in FW1110.32(1110_160) - Upgrade
Upgrade
IBM Power Systems Firmwareto a version that resolves this vulnerability.Fixed in FW1120.02(1120_195) - Upgrade
Upgrade
IBM Power Systems Firmwareto a version that resolves this vulnerability.Fixed in FW1060.82(1060_199)