CVE-2023-54270: In the Linux kernel, the following vulnerability has been resolved:  media: usb: siano: Fix use after free bugs caused by do_submit_urb  There are UAF bugs caused by do_submit_urb(). One of the KASan reports is shown below:  [   36.403605] BUG: KASAN: use-after-free in worker_thread+0x4a2/0x890 [   36.406105] Read of size 8 at addr ffff8880059600e8 by task kworker/0:2/49 [   36.408316] [   36.408867] CPU: 0 PID: 49 Comm: kworker/0:2 Not tainted 6.2.0-rc3-15798-g5a41237ad1d4-dir8 [   36.411696] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g15584 [   36.416157] Workqueue:  0x0 (events) [   36.417654] Call Trace: [   36.418546]  <TASK> [   36.419320]  dump_stack_lvl+0x96/0xd0 [   36.420522]  print_address_description+0x75/0x350 [   36.421992]  print_report+0x11b/0x250 [   36.423174]  ? _raw_spin_lock_irqsave+0x87/0xd0 [   36.424806]  ? __virt_addr_valid+0xcf/0x170 [   36.426069]  ? worker_thread+0x4a2/0x890 [   36.427355]  kasan_report+0x131/0x160 [   36.428556]  ? worker_thread+0x4a2/0x890 [   36.430053]  worker_thread+0x4a2/0x890 [   36.431297]  ? worker_clr_flags+0x90/0x90 [   36.432479]  kthread+0x166/0x190 [   36.433493]  ? kthread_blkcg+0x50/0x50 [   36.434669]  ret_from_fork+0x22/0x30 [   36.435923]  </TASK> [   36.436684] [   36.437215] Allocated by task 24: [   36.438289]  kasan_set_track+0x50/0x80 [   36.439436]  __kasan_kmalloc+0x89/0xa0 [   36.440566]  smsusb_probe+0x374/0xc90 [   36.441920]  usb_probe_interface+0x2d1/0x4c0 [   36.443253]  really_probe+0x1d5/0x580 [   36.444539]  __driver_probe_device+0xe3/0x130 [   36.446085]  driver_probe_device+0x49/0x220 [   36.447423]  __device_attach_driver+0x19e/0x1b0 [   36.448931]  bus_for_each_drv+0xcb/0x110 [   36.450217]  __device_attach+0x132/0x1f0 [   36.451470]  bus_probe_device+0x59/0xf0 [   36.452563]  device_add+0x4ec/0x7b0 [   36.453830]  usb_set_configuration+0xc63/0xe10 [   36.455230]  usb_generic_driver_probe+0x3b/0x80 [   36.456166] printk: console [ttyGS0] disabled [   36.456569]  usb_probe_device+0x90/0x110 [   36.459523]  really_probe+0x1d5/0x580 [   36.461027]  __driver_probe_device+0xe3/0x130 [   36.462465]  driver_probe_device+0x49/0x220 [   36.463847]  __device_attach_driver+0x19e/0x1b0 [   36.465229]  bus_for_each_drv+0xcb/0x110 [   36.466466]  __device_attach+0x132/0x1f0 [   36.467799]  bus_probe_device+0x59/0xf0 [   36.469010]  device_add+0x4ec/0x7b0 [   36.470125]  usb_new_device+0x863/0xa00 [   36.471374]  hub_event+0x18c7/0x2220 [   36.472746]  process_one_work+0x34c/0x5b0 [   36.474041]  worker_thread+0x4b7/0x890 [   36.475216]  kthread+0x166/0x190 [   36.476267]  ret_from_fork+0x22/0x30 [   36.477447] [   36.478160] Freed by task 24: [   36.479239]  kasan_set_track+0x50/0x80 [   36.480512]  kasan_save_free_info+0x2b/0x40 [   36.481808]  ____kasan_slab_free+0x122/0x1a0 [   36.483173]  __kmem_cache_free+0xc4/0x200 [   36.484563]  smsusb_term_device+0xcd/0xf0 [   36.485896]  smsusb_probe+0xc85/0xc90 [   36.486976]  usb_probe_interface+0x2d1/0x4c0 [   36.488303]  really_probe+0x1d5/0x580 [   36.489498]  __driver_probe_device+0xe3/0x130 [   36.491140]  driver_probe_device+0x49/0x220 [   36.492475]  __device_attach_driver+0x19e/0x1b0 [   36.493988]  bus_for_each_drv+0xcb/0x110 [   36.495171]  __device_attach+0x132/0x1f0 [   36.496617]  bus_probe_device+0x59/0xf0 [   36.497875]  device_add+0x4ec/0x7b0 [   36.498972]  usb_set_configuration+0xc63/0xe10 [   36.500264]  usb_generic_driver_probe+0x3b/0x80 [   36.501740]  usb_probe_device+0x90/0x110 [   36.503084]  really_probe+0x1d5/0x580 [   36.504241]  __driver_probe_device+0xe3/0x130 [   36.505548]  driver_probe_device+0x49/0x220 [   36.506766]  __device_attach_driver+0x19e/0x1b0 [   36.508368]  bus_for_each_drv+0xcb/0x110 [   36.509646]  __device_attach+0x132/0x1f0 [   36.510911]  bus_probe_device+0x59/0xf0 [   36.512103]  device_add+0x4ec/0x7b0 [   36.513215]  usb_new_device+0x863/0xa00 [   36.514736]  hub_event+0x18c7/0x2220 [   36.516130]  process_one_work+ ---truncated---