CVE-2026-23228

Summary

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().

Affected Software

VendorProductVersion RangeStatus
LinuxLinux4210c3555db4b38bade92331b153e583261f05f9 < 6dd2645cf080a75be31fa66063c7332b291f46f0affected
LinuxLinuxd5d7847e57ac69fa99c18b363a34419bcdb5a281 < 7ddd69cd1338c6197e1b6b19cec60d99c8633e4faffected
LinuxLinux0d0d4680db22eda1eea785c47bbf66a9b33a8b16 < 787769c8cc50416af7b8b1a36e6bcd6aaa7680aaaffected
LinuxLinux0d0d4680db22eda1eea785c47bbf66a9b33a8b16 < baf664fc90a6139a39a58333e4aaa390c10d45dcaffected
LinuxLinux0d0d4680db22eda1eea785c47bbf66a9b33a8b16 < cd25e0d809531a67e9dd53b19012d27d2b13425faffected
LinuxLinux0d0d4680db22eda1eea785c47bbf66a9b33a8b16 < 599271110c35f6b16e2e4e45b9fbd47ed378c982affected
LinuxLinux0d0d4680db22eda1eea785c47bbf66a9b33a8b16 < 77ffbcac4e569566d0092d5f22627dfc0896b553affected
LinuxLinux5.15.91 < 5.15.201affected
LinuxLinux6.1.9 < 6.1.164affected
LinuxLinux6.2affected
LinuxLinux0 < 6.2unaffected
LinuxLinux5.15.201 <= 5.15.*unaffected
LinuxLinux6.1.164 <= 6.1.*unaffected
LinuxLinux6.6.125 <= 6.6.*unaffected
LinuxLinux6.12.72 <= 6.12.*unaffected
LinuxLinux6.18.11 <= 6.18.*unaffected
LinuxLinux6.19.1 <= 6.19.*unaffected
LinuxLinux7.0 <= *unaffected

Weaknesses

ADP Enrichment

Additional References

References