CVE-2026-4932 — MEDIUM (4.2)

Vulnerability 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 Score

4.2

MEDIUM

CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

PHYSICAL

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

NONE

Availability

NONE

Related Weaknesses (CWE)

CWE-331

References

https://www.ibm.com/support/pages/node/7280632

FAQ

What is CVE-2026-4932?

CVE-2026-4932 is a vulnerability with a CVSS score of 4.2 (MEDIUM). 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 encrypte...

How severe is CVE-2026-4932?

CVE-2026-4932 has been rated MEDIUM with a CVSS base score of 4.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-4932?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.