CVE-2026-23228

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

18/02/2026

Last modified:

18/03/2026

Description

In the Linux kernel, the following vulnerability has been resolved: smb: server: fix leak of active_num_conn in ksmbd_tcp_new_connection() On kthread_run() failure in ksmbd_tcp_new_connection(), the transport is freed via free_transport(), which does not decrement active_num_conn, leaking this counter. Replace free_transport() with ksmbd_tcp_disconnect().

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 5.50 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x

5.50

Severity 3.x

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::	5.15.91 (including)	5.15.201 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.1.9 (including)	6.1.164 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.2.1 (including)	6.6.125 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.7 (including)	6.12.72 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.13 (including)	6.18.11 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.19 (including)	6.19.1 (excluding)
cpe:2.3:o:linux:linux_kernel:6.2:-::::::
cpe:2.3:o:linux:linux_kernel:6.2:rc6::::::
cpe:2.3:o:linux:linux_kernel:6.2:rc7::::::
cpe:2.3:o:linux:linux_kernel:6.2:rc8::::::

To consult the complete list of CPE names with products and versions, see this page

CVE-2026-23228

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools