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CVE-2026-4932

MEDIUM
4.2
CVSS 3.1
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.

Metadata

CVE ID
CVE-2026-4932
State
PUBLISHED
Assigner
ibm
Reserved
2026-03-26 19:43 UTC
Published
2026-07-28 18:09 UTC
Last updated
2026-07-28 18:46 UTC
Primary CWE
CWE-331
CWE-331 Insufficient Entropy
Vendor / Product
IBM / PowerVM Hypervisor
Sources
cve.org  ·  NVD

Severity & Metrics

4.2 MEDIUM CVSS 3.1
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
SSVC — CISA Coordinator
Exploitation
none
Automatable
no
Tech. Impact
partial
Affected products (1)
VendorProductPlatformVersions
IBM PowerVM Hypervisor — FW1110.00 ≤ FW1110.20, FW1060.00 ≤ FW1060.71
Weakness (CWE)
CWESourceDescription
CWE-331 cna CWE-331 Insufficient Entropy
CVSS scores (1)
ScoreSeverityVersionSourceVector
4.2 MEDIUM 3.1 cna CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
References (1)
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