Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP4 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2022-50116: kernel: tty: n_gsm: fix deadlock and link starvation in outgoing data path (bsc#1244824). - CVE-2024-53177: smb: prevent use-after-free due to open_cached_dir error paths (bsc#1234896). - CVE-2024-58239: tls: stop recv() if initial process_rx_list gave us non-DATA (bsc#1248614). - CVE-2025-38180: net: atm: fix /proc/net/atm/lec handling (bsc#1245970). - CVE-2025-38323: net: atm: add lec_mutex (bsc#1246473). - CVE-2025-38352: posix-cpu-timers: fix race between handle_posix_cpu_timers() and posix_cpu_timer_del() (bsc#1246911). - CVE-2025-38460: atm: clip: Fix potential null-ptr-deref in to_atmarpd() (bsc#1247143). - CVE-2025-38498: do_change_type(): refuse to operate on unmounted/not ours mounts (bsc#1247374). - CVE-2025-38499: clone_private_mnt(): make sure that caller has CAP_SYS_ADMIN in the right userns (bsc#1247976). - CVE-2025-38546: atm: clip: Fix memory leak of struct clip_vcc (bsc#1248223). - CVE-2025-38555: usb: gadget : fix use-after-free in composite_dev_cleanup() (bsc#1248297). - CVE-2025-38560: x86/sev: Evict cache lines during SNP memory validation (bsc#1248312). - CVE-2025-38563: perf/core: Prevent VMA split of buffer mappings (bsc#1248306). - CVE-2025-38608: bpf, ktls: Fix data corruption when using bpf_msg_pop_data() in ktls (bsc#1248338). - CVE-2025-38617: net/packet: fix a race in packet_set_ring() and packet_notifier() (bsc#1248621). - CVE-2025-38618: vsock: Do not allow binding to VMADDR_PORT_ANY (bsc#1248511). - CVE-2025-38644: wifi: mac80211: reject TDLS operations when station is not associated (bsc#1248748). The following non-security bugs were fixed: - NFSv4.1: fix backchannel max_resp_sz verification check (bsc#1247518). - Disable N_GSM (bsc#1244824 jsc#PED-8240).