CVE-2026-4652

| EUVD-2026-16130 HIGH
2026-03-26 freebsd GHSA-wr95-7j53-j5c2
7.5
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 26, 2026 - 06:30 vuln.today
EUVD ID Assigned
Mar 26, 2026 - 06:30 euvd
EUVD-2026-16130
CVE Published
Mar 26, 2026 - 06:15 nvd
HIGH 7.5

Tags

Denial Of Service Null Pointer Dereference

Description

On a system exposing an NVMe/TCP target, a remote client can trigger a kernel panic by sending a CONNECT command for an I/O queue with a bogus or stale CNTLID. An attacker with network access to the NVMe/TCP target can trigger an unauthenticated Denial of Service condition on the affected machine.

Analysis

NVMe/TCP targets are vulnerable to unauthenticated denial of service when a remote attacker sends a CONNECT command with an invalid CNTLID, triggering a kernel panic on the exposed system. The vulnerability exploits a null pointer dereference that allows any network-accessible attacker to crash the target without authentication. …

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Remediation

Within 7 days: Identify all affected systems and apply vendor patches promptly. Monitor vendor channels for patch availability.

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Priority Score

38
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +38
POC: 0

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CVE-2026-4652 vulnerability details – vuln.today
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