DEBIAN-CVE-2026-116014

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Source

https://security-tracker.debian.org/tracker/CVE-2026-116014

Import Source

https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-116014.json

JSON Data

https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-116014

Upstream

CVE-2026-116014

Published

2026-10-24T12:16:57Z

Modified

2026-10-25T05:00:05Z

Severity

8.1 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator

Summary

[none]

Details

open62541 1.5.0 before 1.5.7 contains an integer overflow in UA_DataType_fromStructureDescription() that wraps the 16-bit memSize field for large custom structure definitions. A malicious OPC UA server can supply DataType definitions via UA_Client_getRemoteDataTypes(), causing decodeBinaryStructure() to overflow the heap, crashing clients or enabling code execution.

References

https://security-tracker.debian.org/tracker/CVE-2026-116014

Affected packages

Debian:13 / open62541

Package

Name: open62541
Purl: pkg:deb/debian/open62541?arch=source&distro=trixie

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.4.11.1-1

1.4.18-1

Ecosystem specific

{
    "urgency":  "not yet assigned"
}

Database specific

source

"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-116014.json"

Debian:14 / open62541