What’s Vulnerable › Vulnerabilities

CVE-2024-6638: Integer Overflow Vulnerability Reading TDMS Files in LabVIEW

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-07-22 · updated 2026-06-17
• Weakness: CWE-190

Description

An integer overflow vulnerability due to improper input validation when reading TDMS files in LabVIEW may result in an infinite loop. Successful exploitation requires an attacker to provide a user with a specially crafted TDMS file. This vulnerability affects LabVIEW 2024 Q1 and prior versions.

Affected products

• NI LabVIEW: through 2021; 2022-q1, 2022-q3, 2022-q3_patch1, 2022-q3_patch2, 2023-q1, 2023-q3 (+6)

References

• https://www.ni.com/en/support/security/available-critical-and-security-updates-for-ni-software/integer-overflow-vulnerability-reading-tdms-files-in-labview.html
• https://www.ni.com/en/support/security/available-critical-and-security-updates-for-ni-software/integer-overflow-vulnerability-reading-tdms-files-in-labview.html

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