What is CVE-2025-21791?

CVE-2025-21791 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. vrf: use RCU protection in l3mdev_l3_out()

Which CVE IDs does CVE-2025-21791 cover?

CVE-2025-21791 covers the following CVE IDs: CVE-2025-21791. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2025-21791?

CVE-2025-21791 has a CVSS v3 base score of 7.8, published by Microsoft Security Response Center (MSRC).

CVE-2025-21791HighCVSS 7.8

vrf: use RCU protection in l3mdev_l3_out()

Vendor

Microsoft Security Response Center (MSRC)

Published

June 3, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2025-21791 →