CVE-2026-17226: CWE-125 Out-of-bounds Read
CVE-2026-17226 is a medium severity vulnerability in IBM i versions 7.3, 7.4, 7.5, and 7.6. It involves an out-of-bounds read that could allow a remote authenticated attacker to access sensitive information or cause a denial of service. The vulnerability requires low attack complexity and no user interaction. No official patch or remediation guidance is currently confirmed.
AI Analysis
Technical Summary
This vulnerability, identified as CWE-125 (Out-of-bounds Read), affects IBM i operating system versions 7.3 through 7.6. It allows a remote attacker with authentication privileges to read memory outside the intended bounds, potentially exposing sensitive information or causing a denial of service condition. The CVSS 3.1 base score is 5.4, reflecting a medium impact with network attack vector, low attack complexity, and no user interaction required. The vulnerability does not impact integrity but affects confidentiality and availability. No vendor advisory or patch information is currently available.
Potential Impact
An attacker who is remotely authenticated could exploit this vulnerability to read memory beyond intended boundaries, potentially gaining access to sensitive information or causing the system to crash, resulting in denial of service. The impact on confidentiality is limited, and integrity is not affected. Availability impact is low but present due to possible denial of service.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, monitor IBM's security advisories for updates. No specific mitigation steps are provided by the vendor at this time.
CVE-2026-17226: CWE-125 Out-of-bounds Read
Description
CVE-2026-17226 is a medium severity vulnerability in IBM i versions 7.3, 7.4, 7.5, and 7.6. It involves an out-of-bounds read that could allow a remote authenticated attacker to access sensitive information or cause a denial of service. The vulnerability requires low attack complexity and no user interaction. No official patch or remediation guidance is currently confirmed.
CVSS v3.1
Score 5.4medium
Affected software
IBM
cpe:2.3:a:ibm:i:7.6:*:*:*:*:*:*:*cpe:2.3:a:ibm:i:7.6.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:i:7.5:*:*:*:*:*:*:*cpe:2.3:a:ibm:i:7.5.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:i:7.4:*:*:*:*:*:*:*cpe:2.3:a:ibm:i:7.4.0:*:*:*:*:*:*:*Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, identified as CWE-125 (Out-of-bounds Read), affects IBM i operating system versions 7.3 through 7.6. It allows a remote attacker with authentication privileges to read memory outside the intended bounds, potentially exposing sensitive information or causing a denial of service condition. The CVSS 3.1 base score is 5.4, reflecting a medium impact with network attack vector, low attack complexity, and no user interaction required. The vulnerability does not impact integrity but affects confidentiality and availability. No vendor advisory or patch information is currently available.
Potential Impact
An attacker who is remotely authenticated could exploit this vulnerability to read memory beyond intended boundaries, potentially gaining access to sensitive information or causing the system to crash, resulting in denial of service. The impact on confidentiality is limited, and integrity is not affected. Availability impact is low but present due to possible denial of service.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, monitor IBM's security advisories for updates. No specific mitigation steps are provided by the vendor at this time.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ibm
- Date Reserved
- 2026-07-24T20:27:41.320Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a7e2c1bbf8831d539c6f67a
Added to database: 08/13/2026, 20:42:03 UTC
Last enriched: 08/21/2026, 13:47:31 UTC
Last updated: 09/27/2026, 13:47:42 UTC
Views: 72
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