CVE-2026-19477 HIGH

CVE-2026-19477: Stack-based Buffer Overflow Vulnerability in Linux (uldaq)

Vendor Mcc

Product Universal Library for Linux (uldaq)

Weakness CWE-121

Published September 17, 2026

Last update September 28, 2026

View on NVD All CVEs

CVSS base score

7.8/10

Attack vector Local

Attack complexity Low

Privileges required None

User interaction Required

Confidentiality High

Integrity High

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

September 17, 2026 CVE published

September 28, 2026 Record updated

External resources

03References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-19477 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/121.html AskarLabs — CWE-121 write-up Stack-based Buffer Overflow