CVE-2026-4932: CWE-331 Insufficient Entropy in IBM PowerVM Hypervisor
IBM PowerVM Hypervisor FW1110.00 through FW1110.20, and FW1060.00 through FW1060.71 could allow an attacker with physical access to the Transparent Memory Encryption (TME) hardware to decrypt encrypted memory due to insufficient cryptographic entropy.
CVE-2026-4932: CWE-331 Insufficient Entropy in IBM PowerVM Hypervisor
Description
IBM PowerVM Hypervisor FW1110.00 through FW1110.20, and FW1060.00 through FW1060.71 could allow an attacker with physical access to the Transparent Memory Encryption (TME) hardware to decrypt encrypted memory due to insufficient cryptographic entropy.
CVSS v3.1
Score 4.2medium
Affected software
cpe:2.3:a:ibm:powervm_hypervisor:fw1110.00:*:*:*:*:*:*:*cpe:2.3:a:ibm:powervm_hypervisor:fw1110.00.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:powervm_hypervisor:fw1110.20:*:*:*:*:*:*:*cpe:2.3:a:ibm:powervm_hypervisor:fw1110.20.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:powervm_hypervisor:fw1060.00:*:*:*:*:*:*:*cpe:2.3:a:ibm:powervm_hypervisor:fw1060.00.0:*:*:*:*:*:*:*Weaknesses
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-03-26T19:43:02.211Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a68f3759c2644c7f803d875
Added to database: 07/28/2026, 18:22:45 UTC
Last updated: 07/28/2026, 19:08:46 UTC
Views: 2
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