CVE-2026-18870

This Power System update is being released to address

State: Published
Severity: 4.3 Medium
Published: Sep 24, 2026
Updated: Sep 24, 2026
Reserved: Aug 4, 2026

Description

IBM PowerVM Hypervisor FW1120.00 through FW1120.01, FW1110.00 through FW1110.31, FW1060.00 through FW1060.81, and FW950.00 through FW950.H3 could allow a remote attacker to obtain sensitive information due to an out-of-bounds read.

Scores

CVSS	Score	Vector	Source
3.1	4.3 Medium	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N	ibm

Weaknesses

CWE-125 Out-of-bounds Read

Affected Products

Product	Versions
PowerVM HypervisorIBM	FW1120.00 through FW1120.01Affected FW1110.00 through FW1110.31Affected FW1060.00 through FW1060.81Affected FW950.00 through FW950.H3Affected

References

https://www.ibm.com/support/pages/node/7289135vendor-advisorypatch

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