HarborGuard / CVE
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HIGHCVE-2026-4652Published Modified CNA freebsd

CVE-2026-4652: Remote denial of service via null pointer dereference

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.

Metrics

CVSS v3.1
7.5
Severity
HIGH
Fixed in
p5
Affected Products
1

Fix available

p5
Affected packages
  • FreeBSD / FreeBSD
    < p5 (from 15.0-RELEASE)
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H