NI LabVIEW up to 22.3.6/23.3.7/24.3.4/25.3.2 lvre!VisaWriteFromFile out-of-bounds

Summaryinfo

A vulnerability was found in NI LabVIEW up to 22.3.6/23.3.7/24.3.4/25.3.2. It has been classified as critical. Affected is the function lvre!VisaWriteFromFile. The manipulation leads to out-of-bounds. This vulnerability is documented as CVE-2025-64464. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in NI LabVIEW up to 22.3.6/23.3.7/24.3.4/25.3.2. It has been rated as critical. This issue affects the function lvre!VisaWriteFromFile. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

There is an out of bounds read vulnerability in NI LabVIEW in lvre!VisaWriteFromFile() when parsing a corrupted VI file. This vulnerability 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 Q3 (25.3) and prior versions.

The weakness was released by Michael Heinzl. It is possible to read the advisory at ni.com. The identification of this vulnerability is CVE-2025-64464 since 11/04/2025. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 12/18/2025).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

• NI

Name

• LabVIEW

Version

• 22.3.0
• 22.3.1
• 22.3.2
• 22.3.3
• 22.3.4
• 22.3.5
• 22.3.6
• 23.3.0
• 23.3.1
• 23.3.2
• 23.3.3
• 23.3.4
• 23.3.5
• 23.3.6
• 23.3.7
• 24.3.0
• 24.3.1
• 24.3.2
• 24.3.3
• 24.3.4
• 25.3.0
• 25.3.1
• 25.3.2

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Be aware that VulDB is the high quality source for vulnerability data.

Discussion