CVE-2026-79826
Received Received - Intake

Heap Buffer Overflow in HPE NonStop OCAX

Publication date: 2026-10-15

Last updated on: 2026-10-15

Assigner: Hewlett Packard Enterprise (HPE)

Description
A heap buffer overflow in HPE NonStop OCAX could corrupt address space and may potentially redirect execution flow.

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Meta Information

Published
2026-10-15
Last Modified
2026-10-15
Generated
2026-10-15
AI Q&A
2026-10-15
EPSS Evaluated
N/A
NVD
CVE-2026-79826
EUVD
EUVD-2026-101992

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
Hewlett Packard Enterprise HPE NonStop OCAX T0892L01^AAP and earlier

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-122 A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().

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Executive Summary

This is a heap buffer overflow vulnerability in HPE NonStop OCAX. It occurs when a program writes more data to a buffer than it can hold, corrupting adjacent memory. This may allow attackers to alter execution flow by redirecting program behavior.

Impact Analysis

The vulnerability could let attackers execute arbitrary code on affected systems. Since it requires local access, it may enable privilege escalation or denial of service. Systems running HPE NonStop OCAX are at risk of memory corruption and potential system compromise.

Mitigation Strategies

Apply patches or updates provided by HPE for HPE NonStop OCAX to address the heap buffer overflow. Monitor HPE security advisories for updates and restrict access to the OCAX component until patched.

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