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Vulnerability record · CVE-2026-18870 · published 24 September 2026

CVE-2026-18870: Ibm power system s1122 \(9824-22a\) firmware out-of-bounds read vulnerability

Ibm · Power System S1122 \(9824 22a\) Firmware

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.

4.3 CVSS 3.1 Medium EPSS 0.19% · top 92.7% CWE-125 · Out-of-bounds read
4.3CVSS 3.1 base score
0.19%EPSS exploitation probability, 30 days
NoNot in CISA KEV
26Affected product versions listed by NVD
1References
30 Sep 2026Last modified by NVD

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.

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

Affected products

26 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.ibm.com/support/pages/node/7289135 PatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-18870), CISA KEV, FIRST EPSS (scores of 2026-09-30). This page is refreshed as NVD updates the record.