---
id: CVE-2026-19477
title: "There\nis stack-based buffer overflow vulnerability recently discovered in MCC Universal Library for Linux (uldaq).\_ This may result in information disclosure or arbitrary code\nexecution"
summary: "There\nis stack-based buffer overflow vulnerability recently discovered in MCC Universal Library for Linux (uldaq).\_ This may result in information disclosure or arbitrary code\nexecution. This vulnerability affects MCC Universal Library f…"
severity: high
cvss: 7.8
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'
cwe:
  - CWE-121
vendor: MCC
product: Universal Library for Linux (uldaq)
affected:
  - universal_library_for_linux_uldaq <= 1.2.1
published: '2026-09-17'
updated: '2026-09-18'
sourceUpdated: '2026-09-18T19:32:26.093'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-19477'
references:
  - url: >-
      https://www.ni.com/en/support/security/available-critical-and-security-updates-for-ni-software/2026/stack-based-buffer-overflow-vulnerability-linux-uldaq.html
    label: security@ni.com
tags:
  - nvd
  - cve.org
epss: 0.00129
epssPercentile: 0.02948
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-09-17T20:04:00.493759Z'
ingestedAt: '2026-09-17T19:26:25.314Z'
---

## Overview

There
is stack-based buffer overflow vulnerability recently discovered in MCC Universal Library for Linux (uldaq).  This may result in information disclosure or arbitrary code
execution. This vulnerability affects MCC Universal Library for Linux (uldaq) v1.2.1
and prior versions.

## Remediation

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