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CVE-2026-4936

IBM PowerVM Hypervisor

Descripción

IBM PowerVM Hypervisor Platform KeyStore (PKS) and virtual TPM FW1110.00 through FW1110.20, FW1060.00 through FW1060.71, and FW950.00 through FW950.H2 use persistent storage key seeds that result in an AES key with reduced strength. An attacker with access to the service processor or HMC could exploit this weakness to derive the encryption key and access the data.

CVSS 5.1EPSS 0.074%Riesgo 0.51
Ver fuente
Publicación
2026-08-19 21:16:55
Versiones afectadas
cannotmatch
Tipo
Firmware
Última modificación
2026-08-25 20:36:34
Vector
CVSS:3.1/AV:A/AC:H/PR:H/UI:R/S:C/C:H/I:N/A:N