CVE-2026-4932

Published: Jul 28, 2026Modified: Aug 26, 2026

4.6

Vector

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

Exploitability: 0.9 / Impact: 3.6

Source: NVD

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.

Affected (17)

Ibm

17 products

Power System S1122 (9824 22a) Firmware

Power System S1124 (9824 42a) Firmware

Power System S1122s (9824 22b) Firmware

Power System S1114 (9824 41b) Firmware

Power System L1122 (9856 22h) Firmware

Power System L1124 (9856 42h) Firmware

Power System E1150 (9043 Mru) Firmware

Power System S1022 (9105 22a) Firmware

Power System S1024 (9105 42a) Firmware

Power System S1022s (9105 22b) Firmware

Power System S1014 (9105 41b) Firmware

Power System L1022 (9786 22h) Firmware

Power System L1024 (9786 42h) Firmware

Power System E1050 (9043 Mrx) Firmware

Power System S1012 (9028 21b) Firmware

Power System E1180 (9080 Heu) Firmware

Power System E1080 (9080 Hex) Firmware

Configuration A

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Ibm Power System S1122 (9824 22a) Firmware	From fw1110.00 to fw1110.30

Running on/with	Platform Versions
Ibm Power System S1122 (9824 22a)	All versions

Configuration B

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Ibm Power System S1124 (9824 42a) Firmware	From fw1110.00 to fw1110.30

Running on/with	Platform Versions
Ibm Power System S1124 (9824 42a)	All versions

Configuration C

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Ibm Power System S1122s (9824 22b) Firmware	From fw1110.00 to fw1110.30

Running on/with	Platform Versions
Ibm Power System S1122s (9824 22b)	All versions

Configuration D

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Ibm Power System S1114 (9824 41b) Firmware	From fw1110.00 to fw1110.30

Running on/with	Platform Versions
Ibm Power System S1114 (9824 41b)	All versions

Configuration E

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Ibm Power System L1122 (9856 22h) Firmware	From fw1110.00 to fw1110.30

Running on/with	Platform Versions
Ibm Power System L1122 (9856 22h)	All versions

Configuration F

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Ibm Power System L1124 (9856 42h) Firmware	From fw1110.00 to fw1110.30

Running on/with	Platform Versions
Ibm Power System L1124 (9856 42h)	All versions

Configuration G

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Ibm Power System E1150 (9043 Mru) Firmware	From fw1110.00 to fw1110.30

Running on/with	Platform Versions
Ibm Power System E1150 (9043 Mru)	All versions

Configuration H

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Ibm Power System S1022 (9105 22a) Firmware	From fw1060.00 to fw1060.72

Running on/with	Platform Versions
Ibm Power System S1022 (9105 22a)	All versions

Configuration I

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Ibm Power System S1024 (9105 42a) Firmware	From fw1060.00 to fw1060.72

Running on/with	Platform Versions
Ibm Power System S1024 (9105 42a)	All versions

Configuration J

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Ibm Power System S1022s (9105 22b) Firmware	From fw1060.00 to fw1060.72

Running on/with	Platform Versions
Ibm Power System S1022s (9105 22b)	All versions

Configuration K

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Ibm Power System S1014 (9105 41b) Firmware	From fw1060.00 to fw1060.72

Running on/with	Platform Versions
Ibm Power System S1014 (9105 41b)	All versions

Configuration L

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Ibm Power System L1022 (9786 22h) Firmware	From fw1060.00 to fw1060.72

Running on/with	Platform Versions
Ibm Power System L1022 (9786 22h)	All versions

Configuration M

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Ibm Power System L1024 (9786 42h) Firmware	From fw1060.00 to fw1060.72

Running on/with	Platform Versions
Ibm Power System L1024 (9786 42h)	All versions

Configuration N

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Ibm Power System E1050 (9043 Mrx) Firmware	From fw1060.00 to fw1060.72

Running on/with	Platform Versions
Ibm Power System E1050 (9043 Mrx)	All versions

Configuration O

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Ibm Power System S1012 (9028 21b) Firmware	From fw1060.00 to fw1060.72

Running on/with	Platform Versions
Ibm Power System S1012 (9028 21b)	All versions

Configuration P

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Ibm Power System E1180 (9080 Heu) Firmware	From fw1110.00 to fw1110.30

Running on/with	Platform Versions
Ibm Power System E1180 (9080 Heu)	All versions

Configuration Q

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Ibm Power System E1080 (9080 Hex) Firmware	From fw1060.00 to fw1060.72

Running on/with	Platform Versions
Ibm Power System E1080 (9080 Hex)	All versions

Related CWEs

CWE-331

Insufficient Entropy

The product uses an algorithm or scheme that produces insufficient entropy, leaving patterns or clusters of values that are more likely to occur than others.

References (1)

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

Source: psirt@us.ibm.com

Vendor Advisory

Timeline

No history available yet.