CVE-2025-2633

Out of Bounds Read Vulnerability in NI LabVIEW when loading fonts

Description

Out of bounds read vulnerability due to improper bounds checking in NI LabVIEW in lvre!UDecStrToNum that may result in information disclosure or arbitrary code execution. Successful exploitation requires an attacker to get a user to open a specially crafted VI. This vulnerability affects NI LabVIEW 2025 Q1 and prior versions.

Category

7.3
CVSS
Severity: High
CVSS 4.0 •
CVSS 3.1 •
EPSS 0.02%
Vendor Advisory ni.com
Affected: NI LabVIEW
Published at:
Updated at:

References

Link Tags
https://www.ni.com/en/support/security/available-critical-and-security-updates-for-ni-software/out-of-bounds-read-vulnerabilities-in-ni-labview.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2025-2633?
CVE-2025-2633 has been scored as a high severity vulnerability.
How to fix CVE-2025-2633?
To fix CVE-2025-2633, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-2633 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-2633 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-2633?
CVE-2025-2633 affects NI LabVIEW.
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