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CVE-2026-19086: CWE-125 Out-of-bounds Read

0
Low
VulnerabilityCVE-2026-19086cvecve-2026-19086cwe-125
Published: 09/14/2026 (09/14/2026, 21:03:44 UTC)
Source: CVE Database V5

Description

IBM i 7.6, 7.5, 7.4, and 7.3 could allow a denial of service as a result of a buffer overflow in a PASE process. An authenticated attacker could leverage this to terminate their own process.

CVSS v3.1

Score 3.3low

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Affected software

IBM

Affected versions
=7.6=7.5=7.4=7.3
CPE configurations (8)
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:*:*:*:*:*:*:*

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/14/2026, 21:32:05 UTC

Technical Analysis

IBM i versions 7.3 through 7.6 contain a buffer overflow vulnerability in a PASE process that could be triggered by an authenticated attacker with low privileges. This vulnerability results in an out-of-bounds read (CWE-125) that allows the attacker to terminate their own process, causing a denial of service condition. The CVSS 3.1 base score is 3.3, reflecting low severity with no impact on confidentiality or integrity, only availability. No known exploits or patches are reported at this time.

Potential Impact

The vulnerability allows an authenticated attacker with low privileges to cause a denial of service by terminating their own process. There is no impact on confidentiality or integrity. The overall impact is limited to availability disruption for the attacker’s own process.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. In the absence of an official fix or advisory, monitor IBM's security bulletins for updates. No specific mitigation steps are provided.

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Technical Details

Data Version
5.2
Assigner Short Name
ibm
Date Reserved
2026-08-06T12:22:07.522Z
Cvss Version
3.1
State
PUBLISHED

Threat ID: 6aa8646855bf5e2cf5a11f46

Added to database: 09/14/2026, 21:17:28 UTC

Last enriched: 09/14/2026, 21:32:05 UTC

Last updated: 09/14/2026, 22:11:22 UTC

Views: 4

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