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Vulnerabilities & PatchesEmerging1 sourceAug 19, 2026 · 18:26via CVEFeed

CVE-2026-17100 - Power System Out-of-bounds Write

Brief

CVE ID : CVE-2026-17100

Published : Aug. 19, 2026, 6:26 p. m.

  • 42 minutes ago

Description : IBM Power Firmware FW1120. 00, FW1110. 00 through FW1110. 30, FW1060. 00 through FW1060. 80, FW950. 00 through FW950. H2, OP940. 00 through OP940. a1, and OP940. 00 - OP940. 81 is affected by a vulnerability in the service processor mailbox interface.

An attacker with authenticated service-level access to the BMC/FSP can exploit this vulnerability, allowing arbitrary code to be executed in the host firmware runtime, giving full control over the managed system, resulting in a confidentiality, integrity, and availability impact to the managed system.

Severity: 8.2

  • HIGH

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