P4Verified

CVE-2026-96266: PowerVM Hypervisor FW1060.00 through FW1060.81

CVE-2026-96266. CVSS 3.1 base score 8.2 (GitHub Advisory Database).

Affected technology

PowerVM Hypervisor · FW1060.00 through FW1060.81
IBM

Description’s affected range: through FW1060.81 is affected by a vulnerability in host firmware configuration parsing

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Local · High privileges required · No user interaction required

What an attacker can do

An attacker with authenticated service-level access to the FSP can write specially crafted configuration data to cause memory corruption in the host firmware boot stage during system IPL, compromising the host firmware boot stack and the hypervisor subsequently loaded by it. Vendor/CNA’s CVSS 3.1 assessment (base score 8.2/10) rates confidentiality, integrity and availability impact as high.

Published 13-Oct-2026 01:50 UTC

CWE: CWE-121
CCR priority: 32.8 /100 (P4)
CVSS 3.1: 8.2 /10 · CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H · GitHub Advisory Database
KEV: no

Provenance

GitHub Advisory Database · Source record · observed 2026-10-13 02:51:46.931182+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-13 01:49:08.152775+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-96266.html