CVE-2025-30334: OpenBSD wg(4) kernel crash
First published: Thu Mar 20 2025(Updated: )
In OpenBSD 7.6 before errata 006 and OpenBSD 7.5 before errata 015, traffic sent over wg(4) could result in kernel crash.
Credit: 9119a7d8-5eab-497f-8521-727c672e3725
| Affected Software | Affected Version | How to fix |
|---|---|---|
| OpenBSD | <7.6<7.5 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is the severity of CVE-2025-30334?
CVE-2025-30334 is considered a critical vulnerability that can cause a kernel crash in affected OpenBSD versions.
How do I fix CVE-2025-30334?
To fix CVE-2025-30334, update your OpenBSD installation to version 7.6 with errata 006 or 7.5 with errata 015.
Which versions of OpenBSD are affected by CVE-2025-30334?
CVE-2025-30334 affects OpenBSD versions 7.6 before errata 006 and 7.5 before errata 015.
What impact does CVE-2025-30334 have on systems?
CVE-2025-30334 can lead to a kernel crash due to mismanaged traffic over the wg(4) interface.
Is there a workaround for CVE-2025-30334?
There is no known workaround for CVE-2025-30334; the recommended action is to apply the appropriate patch or update.
- collector/mitre-cve
- source/MITRE
- agent/title
- agent/weakness
- agent/first-publish-date
- agent/type
- agent/description
- agent/guess-ai
- agent/software-canonical-lookup
- agent/softwarecombine
- agent/severity
- agent/author
- agent/event
- collector/nvd-api
- source/NVD
- agent/last-modified-date
- agent/references
- collector/epss-latest
- source/FIRST
- agent/source
- agent/tags
- agent/epss
- vendor/openbsd
- canonical/openbsd