CVE-2025-38704

CVE-2025-38704: In the Linux kernel, a bug in rcu/nocb could access an invalid nocb_cb_kthread pointer during CPU online/offline cycles. The fix changes the safety check to use rdp->nocb_gp_kthread instead of rdp_gp->nocb_gp_kthread. Public advisories from SUSE (SUSE-SU-2026:20220-1, openSU...