Medium · published September 24, 2026
IBM PowerVM Hypervisor FW1120.00 through FW1120.01, FW1110.00 through FW1110.31, FW1060.00 through FW1060.81, and FW950.00 through FW950.H3 is affected by a vulnerability in the RTAS firmware-to-OS interface. An attacker with administrator-level (root) access to a logical partition can send a specially crafted request to partition firmware, causing the partition to crash and become unavailable. Other partitions on the same managed system are not affected.
| Product | Versions | Fixed in |
|---|---|---|
| ibm/power_system_s1122_\(9824-22a\)_firmware | ≥ fw1110.00, < fw1110.32 | fw1110.32 |
| ibm/power_system_s1122_\(9824-22a\)_firmware | ≥ fw1120.00, < fw1120.02 | fw1120.02 |
| ibm/power_system_s1124_\(9824-42a\)_firmware | ≥ fw1110.00, < fw1110.32 | fw1110.32 |
| ibm/power_system_s1124_\(9824-42a\)_firmware | ≥ fw1120.00, < fw1120.02 | fw1120.02 |
| ibm/power_system_s1122s_\(9824-22b\)_firmware | ≥ fw1110.00, < fw1110.32 | fw1110.32 |
| ibm/power_system_s1122s_\(9824-22b\)_firmware | ≥ fw1120.00, < fw1120.02 | fw1120.02 |
| ibm/power_system_s1114_\(9824-41b\)_firmware | ≥ fw1110.00, < fw1110.32 | fw1110.32 |
| ibm/power_system_s1114_\(9824-41b\)_firmware | ≥ fw1120.00, < fw1120.02 | fw1120.02 |
| ibm/power_system_l1122_\(9856-22h\)_firmware | ≥ fw1110.00, < fw1110.32 | fw1110.32 |
| ibm/power_system_l1122_\(9856-22h\)_firmware | ≥ fw1120.00, < fw1120.02 | fw1120.02 |
| ibm/power_system_l1124_\(9856-42h\)_firmware | ≥ fw1110.00, < fw1110.32 | fw1110.32 |
| ibm/power_system_l1124_\(9856-42h\)_firmware | ≥ fw1120.00, < fw1120.02 | fw1120.02 |
| ibm/power_system_e1150_\(9043-mru\)_firmware | ≥ fw1110.00, < fw1110.32 | fw1110.32 |
| ibm/power_system_e1150_\(9043-mru\)_firmware | ≥ fw1120.00, < fw1120.02 | fw1120.02 |
| ibm/power_system_s1112_\(9242-21b\)_firmware | ≥ fw1120.00, < fw1120.02 | fw1120.02 |
| ibm/power_system_s1112_\(9242-21t\)_firmware | ≥ fw1120.00, < fw1120.02 | fw1120.02 |
| ibm/power_system_e1080_\(9080-hex\)_firmware | ≥ fw1060.00, < fw1060.82 | fw1060.82 |
| ibm/power_system_s1022_\(9105-22a\)_firmware | ≥ fw1060.00, < fw1060.82 | fw1060.82 |
| ibm/power_system_s1024_\(9105-42a\)_firmware | ≥ fw1060.00, < fw1060.82 | fw1060.82 |
| ibm/power_system_s1022s_\(9105-22b\)_firmware | ≥ fw1060.00, < fw1060.82 | fw1060.82 |
| ibm/power_system_s1014_\(9105-41b\)_firmware | ≥ fw1060.00, < fw1060.82 | fw1060.82 |
| ibm/power_system_l1022_\(9786-22h\)_firmware | ≥ fw1060.00, < fw1060.82 | fw1060.82 |
| ibm/power_system_l1024_\(9786-42h\)_firmware | ≥ fw1060.00, < fw1060.82 | fw1060.82 |
| ibm/power_system_e1050_\(9043-mrx\)_firmware | ≥ fw1060.00, < fw1060.82 | fw1060.82 |
| ibm/power_system_s1012_\(9028-21b\)_firmware | ≥ fw1060.00, < fw1060.82 | fw1060.82 |
| ibm/power_system_e1180_\(9080-heu\)_firmware | ≥ fw1110.00, < fw1110.32 | fw1110.32 |
| ibm/power_system_e1180_\(9080-heu\)_firmware | ≥ fw1120.00, < fw1120.02 | fw1120.02 |
| ibm/power_system_s922_\(9009-22g\)_firmware | ≥ fw950.00, < fw950.h4 | fw950.h4 |
| ibm/power_system_h922_\(9223-22s\)_firmware | ≥ fw950.00, < fw950.h4 | fw950.h4 |
| ibm/power_system_s914_\(9009-41g\)_firmware | ≥ fw950.00, < fw950.h4 | fw950.h4 |
| ibm/power_system_s924_\(9009-42g\)_firmware | ≥ fw950.00, < fw950.h4 | fw950.h4 |
| ibm/power_system_h924_\(9223-42s\)_firmware | ≥ fw950.00, < fw950.h4 | fw950.h4 |
| ibm/power_system_e950_\(9040-mr9\)_firmware | ≥ fw950.00, < fw950.h4 | fw950.h4 |
| ibm/power_system_e980_\(9080-m9s\)_firmware | ≥ fw950.00, < fw950.h4 | fw950.h4 |