---
id: CVE-2026-79826
title: >-
  A heap buffer overflow in HPE NonStop OCAX could corrupt address space and may
  potentially redirect execution flow.
summary: >-
  A heap buffer overflow in HPE NonStop OCAX could corrupt address space and may
  potentially redirect execution flow.
severity: high
cvss: 7.1
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H'
cwe:
  - CWE-122
vendor: Hewlett Packard Enterprise
product: HPE NonStop OCAX
affected:
  - hpe_nonstop_ocax T0892L01^AAP and earlier
published: '2026-10-15'
updated: '2026-10-15'
sourceUpdated: '2026-10-15T14:17:28.193'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-79826'
references:
  - url: >-
      https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbns05148en_us&docLocale=en_US
    label: security-alert@hpe.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-10-15T13:22:07.205109Z'
ingestedAt: '2026-10-15T09:59:33.284Z'
---

## Overview

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

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.