CVE-2026-4932
What it is
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.
At a glance
- Exploitability
- Can be exploited with physical access without logging in. High risk of data exposure.
- Exploit odds
- 0.1% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Details
- Published
- Last modified
- Exploit probability
- 0.1% · EPSS, next 30 days
- Weakness
- CWE-331
- Record status
- Analyzed
Affected
- IBM Power System s1122 \(9824-22a\) Firmware < fw1110.30
- IBM Power System s1124 \(9824-42a\) Firmware < fw1110.30
- IBM Power System s1122s \(9824-22b\) Firmware < fw1110.30
- IBM Power System s1114 \(9824-41b\) Firmware < fw1110.30
- IBM Power System l1122 \(9856-22h\) Firmware < fw1110.30
- IBM Power System l1124 \(9856-42h\) Firmware < fw1110.30
- IBM Power System e1150 \(9043-mru\) Firmware < fw1110.30
- IBM Power System s1022 \(9105-22a\) Firmware < fw1060.72
Attack profile CVSS 3.1 · 4.2
- Attack vector
- Physical
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Raw vector
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
