CVE-2025-38717 net: kcm: Fix race condition in kcm_unattach()

In the Linux kernel, the following vulnerability has been resolved: net: kcm: Fix race condition in kcmunattach syzbot found a race condition when kcmunattachpsock and kcmreleasekcm are executed at the same time. kcmunattach is missing a check of the flag kcm-txstopped before calling queuework. I...