CVE-2026-4652

EUVD-2026-16130
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 21%
Affected Products (NVD)
VendorProductVersion
freebsdfreebsd
15.0
freebsdfreebsd
15.0:p1
freebsdfreebsd
15.0:p2
freebsdfreebsd
15.0:p3
freebsdfreebsd
15.0:p4
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://security.freebsd.org/advisories/FreeBSD-SA-26:07.nvmf.asc