CVE-2026-17413

Summary

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.

Affected Software

VendorProductVersion RangeStatus
IBMPowerVM HypervisorFW1120.00 <= FW1120.01affected
IBMPowerVM HypervisorFW1110.00 <= FW1110.31affected
IBMPowerVM HypervisorFW1060.00 <= FW1060.81affected
IBMPowerVM HypervisorFW950.00 <= FW950.H3affected

Weaknesses

  • CWE-129: CWE-129 Improper Validation of Array Index

ADP Enrichment

CISA ADP Vulnrichment

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

References