Description
IBM i 7.3, 7.4, 7.5, and 7.6 could allow a remote authenticated attacker to cause a denial of service and obtain information due to an out-of-bounds read in the File Server.
Published: 2026-10-12
Score: 5.4 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

Vendor Solution

IBM i Release5770-SS1  PTF Number(s)PTF Download Link(s)7.6SJ11622 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11622 7.5SJ11621 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11621 7.4SJ11620 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11620 7.3SJ11619 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ11619 IBM recommends users running unsupported versions of affected products upgrade to a supported and fixed version of affected products.

Tracking

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Advisories

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History

Mon, 12 Oct 2026 23:45:00 +0000

Type Values Removed Values Added
Description IBM i 7.3, 7.4, 7.5, and 7.6 could allow a remote authenticated attacker to cause a denial of service and obtain information due to an out-of-bounds read in the File Server.
Title IBM i is Affected By A Denial of Service Vulnerability in Host Servers
First Time appeared Ibm
Ibm i
Weaknesses CWE-125
CPEs cpe:2.3:a:ibm:i:7.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:i:7.4:*:*:*:*:*:*:*
cpe:2.3:a:ibm:i:7.5:*:*:*:*:*:*:*
cpe:2.3:a:ibm:i:7.6:*:*:*:*:*:*:*
Vendors & Products Ibm
Ibm i
References
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L'}

Subscriptions

Ibm I
cve-icon MITRE

Status: PUBLISHED

Assigner: ibm

Published:

Updated: 2026-10-12T23:22:27.442Z

Reserved: 2026-08-27T16:37:56.325Z

Link: CVE-2026-81858

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-13T00:17:01.807

Modified: 2026-10-13T00:17:01.807

Link: CVE-2026-81858

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-13T01:30:06Z

Weaknesses