GHSA-6JGM-8895-M249
Vulnerability from github – Published: 2025-12-30 15:30 – Updated: 2025-12-30 15:30In 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] [ 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] [ 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] _kasanslab_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---
{
"affected": [],
"aliases": [
"CVE-2023-54270"
],
"database_specific": {
"cwe_ids": [],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2025-12-30T13:16:15Z",
"severity": null
},
"details": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: usb: siano: Fix use after free bugs caused by do_submit_urb\n\nThere are UAF bugs caused by do_submit_urb(). One of the KASan reports\nis shown below:\n\n[ 36.403605] BUG: KASAN: use-after-free in worker_thread+0x4a2/0x890\n[ 36.406105] Read of size 8 at addr ffff8880059600e8 by task kworker/0:2/49\n[ 36.408316]\n[ 36.408867] CPU: 0 PID: 49 Comm: kworker/0:2 Not tainted 6.2.0-rc3-15798-g5a41237ad1d4-dir8\n[ 36.411696] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g15584\n[ 36.416157] Workqueue: 0x0 (events)\n[ 36.417654] Call Trace:\n[ 36.418546] \u003cTASK\u003e\n[ 36.419320] dump_stack_lvl+0x96/0xd0\n[ 36.420522] print_address_description+0x75/0x350\n[ 36.421992] print_report+0x11b/0x250\n[ 36.423174] ? _raw_spin_lock_irqsave+0x87/0xd0\n[ 36.424806] ? __virt_addr_valid+0xcf/0x170\n[ 36.426069] ? worker_thread+0x4a2/0x890\n[ 36.427355] kasan_report+0x131/0x160\n[ 36.428556] ? worker_thread+0x4a2/0x890\n[ 36.430053] worker_thread+0x4a2/0x890\n[ 36.431297] ? worker_clr_flags+0x90/0x90\n[ 36.432479] kthread+0x166/0x190\n[ 36.433493] ? kthread_blkcg+0x50/0x50\n[ 36.434669] ret_from_fork+0x22/0x30\n[ 36.435923] \u003c/TASK\u003e\n[ 36.436684]\n[ 36.437215] Allocated by task 24:\n[ 36.438289] kasan_set_track+0x50/0x80\n[ 36.439436] __kasan_kmalloc+0x89/0xa0\n[ 36.440566] smsusb_probe+0x374/0xc90\n[ 36.441920] usb_probe_interface+0x2d1/0x4c0\n[ 36.443253] really_probe+0x1d5/0x580\n[ 36.444539] __driver_probe_device+0xe3/0x130\n[ 36.446085] driver_probe_device+0x49/0x220\n[ 36.447423] __device_attach_driver+0x19e/0x1b0\n[ 36.448931] bus_for_each_drv+0xcb/0x110\n[ 36.450217] __device_attach+0x132/0x1f0\n[ 36.451470] bus_probe_device+0x59/0xf0\n[ 36.452563] device_add+0x4ec/0x7b0\n[ 36.453830] usb_set_configuration+0xc63/0xe10\n[ 36.455230] usb_generic_driver_probe+0x3b/0x80\n[ 36.456166] printk: console [ttyGS0] disabled\n[ 36.456569] usb_probe_device+0x90/0x110\n[ 36.459523] really_probe+0x1d5/0x580\n[ 36.461027] __driver_probe_device+0xe3/0x130\n[ 36.462465] driver_probe_device+0x49/0x220\n[ 36.463847] __device_attach_driver+0x19e/0x1b0\n[ 36.465229] bus_for_each_drv+0xcb/0x110\n[ 36.466466] __device_attach+0x132/0x1f0\n[ 36.467799] bus_probe_device+0x59/0xf0\n[ 36.469010] device_add+0x4ec/0x7b0\n[ 36.470125] usb_new_device+0x863/0xa00\n[ 36.471374] hub_event+0x18c7/0x2220\n[ 36.472746] process_one_work+0x34c/0x5b0\n[ 36.474041] worker_thread+0x4b7/0x890\n[ 36.475216] kthread+0x166/0x190\n[ 36.476267] ret_from_fork+0x22/0x30\n[ 36.477447]\n[ 36.478160] Freed by task 24:\n[ 36.479239] kasan_set_track+0x50/0x80\n[ 36.480512] kasan_save_free_info+0x2b/0x40\n[ 36.481808] ____kasan_slab_free+0x122/0x1a0\n[ 36.483173] __kmem_cache_free+0xc4/0x200\n[ 36.484563] smsusb_term_device+0xcd/0xf0\n[ 36.485896] smsusb_probe+0xc85/0xc90\n[ 36.486976] usb_probe_interface+0x2d1/0x4c0\n[ 36.488303] really_probe+0x1d5/0x580\n[ 36.489498] __driver_probe_device+0xe3/0x130\n[ 36.491140] driver_probe_device+0x49/0x220\n[ 36.492475] __device_attach_driver+0x19e/0x1b0\n[ 36.493988] bus_for_each_drv+0xcb/0x110\n[ 36.495171] __device_attach+0x132/0x1f0\n[ 36.496617] bus_probe_device+0x59/0xf0\n[ 36.497875] device_add+0x4ec/0x7b0\n[ 36.498972] usb_set_configuration+0xc63/0xe10\n[ 36.500264] usb_generic_driver_probe+0x3b/0x80\n[ 36.501740] usb_probe_device+0x90/0x110\n[ 36.503084] really_probe+0x1d5/0x580\n[ 36.504241] __driver_probe_device+0xe3/0x130\n[ 36.505548] driver_probe_device+0x49/0x220\n[ 36.506766] __device_attach_driver+0x19e/0x1b0\n[ 36.508368] bus_for_each_drv+0xcb/0x110\n[ 36.509646] __device_attach+0x132/0x1f0\n[ 36.510911] bus_probe_device+0x59/0xf0\n[ 36.512103] device_add+0x4ec/0x7b0\n[ 36.513215] usb_new_device+0x863/0xa00\n[ 36.514736] hub_event+0x18c7/0x2220\n[ 36.516130] process_one_work+\n---truncated---",
"id": "GHSA-6jgm-8895-m249",
"modified": "2025-12-30T15:30:34Z",
"published": "2025-12-30T15:30:34Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-54270"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/114f768e7314ca9e1fdbebe11267c4403e89e7f2"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/1477b00ff582970df110fc9e15a5e2021acb9222"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/19aadf0eb70edae7180285dbb9bfa237d1ddb34d"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/42f8ba8355682f6c4125b75503cac0cef4ac91d3"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/479796534a450fd44189080d51bebefa3b42c6fc"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/a41bb59eff7a58a6772f84a5b70ad7ec26dad074"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/c379272ea9c2ee36f0a1327b0fb8889c975093f7"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/ebad8e731c1c06adf04621d6fd327b860c0861b5"
}
],
"schema_version": "1.4.0",
"severity": []
}
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
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- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.