CVE-2026-23228
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().
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or โ if you've already worked around this in production โ publish your fix to the community-verified tier.
โ Propose a mitigation on Community โ Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Linux kernel Affected 2 releases
| Version | Status | Fixed in |
|---|---|---|
| 6.2 | Affected | โ |
| โ | Affected | 5.15.201 |
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| โ | Affected | โ |
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 6.12.73-1 |
| sid | Fixed | 6.18.12-1 |
| forky | Fixed | 6.18.12-1 |
| bullseye | Fixed | 0 |
| bookworm | Fixed | 6.1.164-1 |
References
- https://www.suse.com/security/cve/CVE-2026-23228.html
- https://security-tracker.debian.org/tracker/CVE-2026-23228
- https://git.kernel.org/stable/c/599271110c35f6b16e2e4e45b9fbd47ed378c982
- https://git.kernel.org/stable/c/6dd2645cf080a75be31fa66063c7332b291f46f0
- https://git.kernel.org/stable/c/77ffbcac4e569566d0092d5f22627dfc0896b553
- https://git.kernel.org/stable/c/787769c8cc50416af7b8b1a36e6bcd6aaa7680aa
- https://git.kernel.org/stable/c/7ddd69cd1338c6197e1b6b19cec60d99c8633e4f
- https://git.kernel.org/stable/c/baf664fc90a6139a39a58333e4aaa390c10d45dc
- https://git.kernel.org/stable/c/cd25e0d809531a67e9dd53b19012d27d2b13425f
- https://cert-portal.siemens.com/productcert/html/ssa-253495.html
CWEs
CWE-401
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.