CVE-2026-23228
Medium
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().
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedFeb 18, 2026
First seenFeb 18, 2026
How to fix
Update
- linux linux_kernel5.15.201, 6.1.164, 6.6.125, 6.12.72, 6.18.11, 6.19.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 5.15.91 ≤ v < 5.15.201, 6.1.9 ≤ v < 6.1.164, 6.2.1 ≤ v < 6.6.125, 6.7 ≤ v < 6.12.72, 6.13 ≤ v < 6.18.11, 6.19 ≤ v < 6.19.1, 6.2 | 5.15.201, 6.1.164, 6.6.125, 6.12.72, 6.18.11, 6.19.1 |
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