CVE-2026-68141

The CVE affects the Linux kernel net/af_iucv path via afiucv_hs_callback_syn(), where a NULL child socket (nsk) after GFP_ATOMIC allocation can lead to a NULL pointer dereference when iucv_sock_kill(nsk) is invoked unconditionally in several reject paths. The fix ensures iucv_sock_kill() is calle...