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Δ / VULNERABILITY RECORD

CVE-2025-21333.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSUnscoredNo severity score in this snapshot.
EXPLOITATION STATUSCISA known exploitedAdded Jan 14, 2025
RECORD STATUSAwaiting NVD dataModified Jan 14, 2025

Disclosure summary

Microsoft Windows Hyper-V NT Kernel Integration VSP contains a heap-based buffer overflow vulnerability that allows a local attacker to gain SYSTEM privileges.

CISA remediation guidance

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Original records & references

PUBLISHED 2025-01-14T00:00:00-05:00
MODIFIED 2025-01-14T00:00:00-05:00
INGESTED 2026-10-06T11:42:57-04:00