openSUSE Leap 15.3 Kernel Important Security Update 2026-0928-1

## The SUSE Linux Enterprise 15 SP3 kernel was updated to fix various security issues The following security issues were fixed: * CVE-2023-53794: cifs: fix session state check in reconnect to avoid use- after-free issue (bsc#1255163). * CVE-2023-53827: Bluetooth: L2CAP: Fix use-after-free in l2cap_disconnect_{req,rsp} (bsc#1255049). * CVE-2025-21738: ata: libata-sff: Ensure that we cannot write outside the allocated buffer (bsc#1238917). * CVE-2025-38375: virtio-net: ensure the received length does not exceed allocated size (bsc#1247177). * CVE-2025-68285: libceph: fix potential use-after-free in have_mon_and_osd_map() (bsc#1255401). * CVE-2025-71066: net/sched: ets: Always remove class from active list before deleting in ets_qdisc_change (bsc#1256645).