CVE-2026-53260

The CVE-2026-53260 issue affects the Linux kernel TCP request-sk queue handling (inet_connection_sock.c). The root cause was a potential refcount underflow in reqsk_queue_hash_req due to a race where a preemption could occur between mod_timer() and refcount_set(), followed by a timer-triggered cl...

EUVD-2026-39211

In the Linux kernel, the following vulnerability has been resolved: tcp: Add preemptdisable,enablenested in reqskqueuehashreq. syzbot reported a weird reqsk-rskrefcnt underflow in inetcskreqskqueuedrop. The captured reqskput in inetcskreqskqueuedrop is called only when it successfully removes req...