{"cve":"CVE-2022-50047","nvd":{"published":"2025-06-18T11:15:33.280","modified":"2026-06-17T05:22:38.173","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: dsa: mv88e6060: prevent crash on an unused port\n\nIf the port isn't a CPU port nor a user port, 'cpu_dp'\nis a null pointer and a crash happened on dereferencing\nit in mv88e6060_setup_port():\n\n[    9.575872] Unable to handle kernel NULL pointer dereference at virtual address 00000014\n...\n[    9.942216]  mv88e6060_setup from dsa_register_switch+0x814/0xe84\n[    9.948616]  dsa_register_switch from mdio_probe+0x2c/0x54\n[    9.954433]  mdio_probe from really_probe.part.0+0x98/0x2a0\n[    9.960375]  really_probe.part.0 from driver_probe_device+0x30/0x10c\n[    9.967029]  driver_probe_device from __device_attach_driver+0xb8/0x13c\n[    9.973946]  __device_attach_driver from bus_for_each_drv+0x90/0xe0\n[    9.980509]  bus_for_each_drv from __device_attach+0x110/0x184\n[    9.986632]  __device_attach from bus_probe_device+0x8c/0x94\n[    9.992577]  bus_probe_device from deferred_probe_work_func+0x78/0xa8\n[    9.999311]  deferred_probe_work_func from process_one_work+0x290/0x73c\n[   10.006292]  process_one_work from worker_thread+0x30/0x4b8\n[   10.012155]  worker_thread from kthread+0xd4/0x10c\n[   10.017238]  kthread from ret_from_fork+0x14/0x3c","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-476"],"references":["https://git.kernel.org/stable/c/246bbf2f977ea36aaf41f5d24370fef433250728","https://git.kernel.org/stable/c/92dc64e8f591425ce4dabf7d479ebf6e67fb8853","https://git.kernel.org/stable/c/cb1753bc689c7a7f94da6eee7efc1ae6d8abb36c","https://git.kernel.org/stable/c/dd236b62d25e44ecfa26b0910a12f8d8251aff00","https://git.kernel.org/stable/c/f3a4b55829617cad2d36fa6524367ef629566ba6"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:03:23.287444849+00:00"},"epss":{"cve":"CVE-2022-50047","score":0.00193,"percentile":0.09034,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}