{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2023-54270",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-12-30T12:06:44.519Z",
        "datePublished": "2025-12-30T12:16:00.990Z",
        "dateUpdated": "2026-05-11T19:58:43.613Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:58:43.613Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "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]  <TASK>\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]  </TASK>\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---"
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/media/usb/siano/smsusb.c"
                    ],
                    "versions": [
                        {
                            "version": "dd47fbd40e6ea6884e295e13a2e50b0894258fdf",
                            "lessThan": "c379272ea9c2ee36f0a1327b0fb8889c975093f7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "dd47fbd40e6ea6884e295e13a2e50b0894258fdf",
                            "lessThan": "1477b00ff582970df110fc9e15a5e2021acb9222",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "dd47fbd40e6ea6884e295e13a2e50b0894258fdf",
                            "lessThan": "a41bb59eff7a58a6772f84a5b70ad7ec26dad074",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "dd47fbd40e6ea6884e295e13a2e50b0894258fdf",
                            "lessThan": "42f8ba8355682f6c4125b75503cac0cef4ac91d3",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "dd47fbd40e6ea6884e295e13a2e50b0894258fdf",
                            "lessThan": "114f768e7314ca9e1fdbebe11267c4403e89e7f2",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "dd47fbd40e6ea6884e295e13a2e50b0894258fdf",
                            "lessThan": "479796534a450fd44189080d51bebefa3b42c6fc",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "dd47fbd40e6ea6884e295e13a2e50b0894258fdf",
                            "lessThan": "19aadf0eb70edae7180285dbb9bfa237d1ddb34d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "dd47fbd40e6ea6884e295e13a2e50b0894258fdf",
                            "lessThan": "ebad8e731c1c06adf04621d6fd327b860c0861b5",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/media/usb/siano/smsusb.c"
                    ],
                    "versions": [
                        {
                            "version": "4.6",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.6",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.14.308",
                            "lessThanOrEqual": "4.14.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.276",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.235",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.173",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.99",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.16",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.2.3",
                            "lessThanOrEqual": "6.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.3",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.6",
                                    "versionEndExcluding": "4.14.308"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.6",
                                    "versionEndExcluding": "4.19.276"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.6",
                                    "versionEndExcluding": "5.4.235"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.6",
                                    "versionEndExcluding": "5.10.173"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.6",
                                    "versionEndExcluding": "5.15.99"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.6",
                                    "versionEndExcluding": "6.1.16"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.6",
                                    "versionEndExcluding": "6.2.3"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.6",
                                    "versionEndExcluding": "6.3"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/c379272ea9c2ee36f0a1327b0fb8889c975093f7"
                },
                {
                    "url": "https://git.kernel.org/stable/c/1477b00ff582970df110fc9e15a5e2021acb9222"
                },
                {
                    "url": "https://git.kernel.org/stable/c/a41bb59eff7a58a6772f84a5b70ad7ec26dad074"
                },
                {
                    "url": "https://git.kernel.org/stable/c/42f8ba8355682f6c4125b75503cac0cef4ac91d3"
                },
                {
                    "url": "https://git.kernel.org/stable/c/114f768e7314ca9e1fdbebe11267c4403e89e7f2"
                },
                {
                    "url": "https://git.kernel.org/stable/c/479796534a450fd44189080d51bebefa3b42c6fc"
                },
                {
                    "url": "https://git.kernel.org/stable/c/19aadf0eb70edae7180285dbb9bfa237d1ddb34d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ebad8e731c1c06adf04621d6fd327b860c0861b5"
                }
            ],
            "title": "media: usb: siano: Fix use after free bugs caused by do_submit_urb",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}