The SUSE Linux Enterprise 15 SP3 kernel was updated to receive various security bugfixes.
The following security bugs were fixed:
- CVE-2022-49492: nvme-pci: fix a NULL pointer dereference in nvme_alloc_admin_tags (bsc#1238954).
- CVE-2022-50116: tty: n_gsm: fix deadlock and link starvation in outgoing data path (bsc#1244824).
- CVE-2023-53117: fs: prevent out-of-bounds array speculation when closing a file descriptor (bsc#1242780).
- CVE-2024-42265: protect the fetch of ->fd[fd] in do_dup2() from mispredictions (bsc#1229334).
- CVE-2024-58239: tls: stop recv() if initial process_rx_list gave us non-DATA (bsc#1248614).
- CVE-2025-21971: net_sched: Prevent creation of classes with TC_H_ROOT (bsc#1240799).
- CVE-2025-22045: x86/mm: Fix flush_tlb_range() when used for zapping normal PMDs (bsc#1241433).
- CVE-2025-38180: net: atm: fix /proc/net/atm/lec handling (bsc#1245970).
- CVE-2025-38206: exfat: fix double free in delayed_free (bsc#1246073).
- CVE-2025-38323: net: atm: add lec_mutex (bsc#1246473).
- CVE-2025-38350: net/sched: Always pass notifications when child class becomes empty (bsc#1246781).
- 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-2025-38468: net/sched: Return NULL when htb_lookup_leaf encounters an empty rbtree (bsc#1247437).
- CVE-2025-38477: net/sched: sch_qfq: Fix race condition on qfq_aggregate (bsc#1247314).
- 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-2025-38563: 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).
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