CVE-2025-30334

MEDIUMNVD 6.56.5—Trending — 3 sources updated this week

6.5

In OpenBSD 7.6 before errata 006 and OpenBSD 7.5 before errata 015, traffic sent over wg(4) could result in kernel crash.

CVSS v3: 6.5
EG Score: 6.5(medium)
EPSS: 44.5%
KEV: Not listed

Published

March 20, 2025

Last Modified

September 5, 2025

References (3)

9119a7d8-5eab-497f-8521-727c672e3725https://ftp.openbsd.org/pub/OpenBSD/patches/7.5/common/015_wg.patch.sig
9119a7d8-5eab-497f-8521-727c672e3725https://ftp.openbsd.org/pub/OpenBSD/patches/7.6/common/006_wg.patch.sig
9119a7d8-5eab-497f-8521-727c672e3725https://github.com/openbsd/src/commit/c06199859734d958552a581d72b4c0f910e68d7c

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-131Incorrect Calculation of Buffer Size

Data Freshness Timeline

(refreshed 10× in last 7d / 10× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-30 09:05 UTCEG score recompute
2026-05-30 09:05 UTCGHSA enrichment
2026-05-29 13:44 UTCepss_batch

Frequently asked(5)

What is CVE-2025-30334?

CVE-2025-30334 is a medium vulnerability published on March 20, 2025. In OpenBSD 7.6 before errata 006 and OpenBSD 7.5 before errata 015, traffic sent over wg(4) could result in kernel crash.

When was CVE-2025-30334 disclosed?

CVE-2025-30334 was first published in the National Vulnerability Database on March 20, 2025, with the most recent update on September 5, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-30334 actively exploited?

CVE-2025-30334 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 44.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-30334?

CVE-2025-30334 has a CVSS v3 base score of 6.5 (NVD).

How do I remediate CVE-2025-30334?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-30334, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2025-30334

📅 Published

🔄 Last Modified

🔗 References (3)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2025-30334?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (3)

Frequently asked(5)

Related CVEs(same CWE)