CVE-2025-30334: OpenBSD wg(4) kernel crash
Published 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.
Affected Software
23 affected components
OpenBSD OpenBSD<7.6, <7.5
OpenBSD OpenBSD<7.5
OpenBSD OpenBSD=7.5
OpenBSD OpenBSD=7.5-errata_001
OpenBSD OpenBSD=7.5-errata_002
OpenBSD OpenBSD=7.5-errata_003
OpenBSD OpenBSD=7.5-errata_004
OpenBSD OpenBSD=7.5-errata_005
OpenBSD OpenBSD=7.5-errata_006
OpenBSD OpenBSD=7.5-errata_007
OpenBSD OpenBSD=7.5-errata_008
OpenBSD OpenBSD=7.5-errata_009
OpenBSD OpenBSD=7.5-errata_010
OpenBSD OpenBSD=7.5-errata_011
OpenBSD OpenBSD=7.5-errata_012
OpenBSD OpenBSD=7.5-errata_013
OpenBSD OpenBSD=7.5-errata_014
OpenBSD OpenBSD=7.6
OpenBSD OpenBSD=7.6-errata_001
OpenBSD OpenBSD=7.6-errata_002
OpenBSD OpenBSD=7.6-errata_003
OpenBSD OpenBSD=7.6-errata_004
OpenBSD OpenBSD=7.6-errata_005
Remediation
Event History
Mar 20, 2025
CVE Published
via MITRE·08:39 PM
Data Sourced
via MITRE·08:39 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·09:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
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.
2
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.
3
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.
4
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.
5
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.