{"vulnerability": "CVE-2025-21838", "sightings": [{"uuid": "7cce6715-1538-4cd6-8b85-0077b9801a1e", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2025-21838", "type": "seen", "source": "https://vulnerability.circl.lu/bundle/816dcc8e-f25a-4895-9b59-1bbd9caeccb8", "content": "", "creation_timestamp": "2025-12-03T14:14:49.267740Z"}, {"uuid": "3cdb9760-f994-448b-ac65-1738990eb752", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2025-21838", "type": "seen", "source": "https://www.cert.ssi.gouv.fr/avis/CERTFR-2026-AVI-0316/", "content": "", "creation_timestamp": "2026-03-19T00:00:00.000000Z"}, {"uuid": "ed1f35c0-6551-447c-bc4e-992a4ff26f92", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "2a075640-a300-48a4-bb44-bc6130783b9b", "vulnerability": "CVE-2025-21838", "type": "seen", "source": "https://t.me/cvedetector/19813", "content": "{\n  \"Source\": \"CVE FEED\",\n  \"Title\": \"CVE-2025-21838 - \"Linux USB Gadget Workqueue Queue Flush Denial of Service\"\", \n  \"Content\": \"CVE ID : CVE-2025-21838 \nPublished : March 7, 2025, 9:15 a.m. | 1\u00a0hour, 46\u00a0minutes ago \nDescription : In the Linux kernel, the following vulnerability has been resolved:  \n  \nusb: gadget: core: flush gadget workqueue after device removal  \n  \ndevice_del() can lead to new work being scheduled in gadget->work  \nworkqueue. This is observed, for example, with the dwc3 driver with the  \nfollowing call stack:  \n  device_del()  \n    gadget_unbind_driver()  \n      usb_gadget_disconnect_locked()  \n        dwc3_gadget_pullup()  \n   dwc3_gadget_soft_disconnect()  \n     usb_gadget_set_state()  \n       schedule_work(&gadget->work)  \n  \nMove flush_work() after device_del() to ensure the workqueue is cleaned  \nup. \nSeverity: 0.0 | NA \nVisit the link for more details, such as CVSS details, affected products, timeline, and more...\",\n  \"Detection Date\": \"07 Mar 2025\",\n  \"Type\": \"Vulnerability\"\n}\n\ud83d\udd39 t.me/cvedetector \ud83d\udd39", "creation_timestamp": "2025-03-07T12:25:54.000000Z"}]}