{"id":"CVE-2025-68343","url":"https://www.cyber-defence.io/tools/cve/CVE-2025-68343","generatedAt":"2026-10-28T09:41:51.942Z","title":"In the Linux kernel, the following vulnerability has been resolved: can: gs_usb: gs_usb_receive_bulk_callback(): check actual_length before accessing header The driver expects to receive a struct gs_host_frame in gs_usb_receive_bulk_callback().","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ncan: gs_usb: gs_usb_receive_bulk_callback(): check actual_length before accessing header\n\nThe driver expects to receive a struct gs_host_frame in\ngs_usb_receive_bulk_callback().\n\nUse struct_group to describe the header of the struct gs_host_frame and\ncheck that we have at least received the header before accessing any\nmembers of it.\n\nTo resubmit the URB, do not dereference the pointer chain\n\"dev->parent->hf_size_rx\" but use \"parent->hf_size_rx\" instead. Since\n\"urb->context\" contains \"parent\", it is always defined, while \"dev\" is not\ndefined if the URB it too short.","published":"2025-12-23T14:16:41.000Z","lastModified":"2026-10-19T21:10:00.000Z","status":"Deferred","sourceIdentifier":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","cvss":null,"cwe":[],"affected":[],"epss":{"score":0.00186,"percentile":0.08098,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"unknown","text":"Not yet scored. NVD analysis is pending; check back once CVSS and EPSS values are published."},"changes":[],"references":[{"url":"https://git.kernel.org/stable/c/18cbce43363c9f84b90a92d57df341155eee0697","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/3433680b759646efcacc64fe36aa2e51ae34b8f0","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/616eee3e895b8ca0028163fcb1dce5e3e9dea322","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/6fe9f3279f7d2518439a7962c5870c6e9ecbadcf","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/f31693dc3a584c0ad3937e857b59dbc1a7ed2b87","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-68343","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}