{"cve":"CVE-2026-72484","nvd":{"published":"2026-08-15T06:22:22.647","modified":"2026-08-17T06:19:16.603","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nstaging: most: video: avoid double free on video register failure\n\ncomp_register_videodev() allocates a video_device with\nvideo_device_alloc() and releases it if video_register_device() fails.\n\nThis can double free the video_device when __video_register_device()\nreaches device_register() and that call fails:\n\n  video_register_device()\n    -> __video_register_device()\n       -> device_register() fails\n          -> put_device(&vdev->dev)\n             -> v4l2_device_release()\n                -> vdev->release(vdev)\n                   -> video_device_release(vdev)\n\n  comp_register_videodev()\n    -> video_device_release(mdev->vdev)\n\nUse video_device_release_empty() while registering the device so that\nregistration failure paths do not free mdev->vdev through vdev->release().\ncomp_register_videodev() then releases mdev->vdev exactly once on failure.\nRestore video_device_release() after successful registration so the\nregistered device keeps its normal lifetime handling.\n\nThis issue was found by a static analysis tool I am developing.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/009d58b73500d0b49f6ae3833f8afcb0ebd9ddbb","https://git.kernel.org/stable/c/43078449ad6236d839e4d707954d2e36b10a6706","https://git.kernel.org/stable/c/430ad4ea06a0767fb44a08e2212ceb3a996607ee","https://git.kernel.org/stable/c/46ea51f5b2ee1a3b40c05b7c750cbc5cabe94062","https://git.kernel.org/stable/c/4928096212b78262dbbeab3b3abf2352278ce22d"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:48:17.459049833+00:00"},"epss":{"cve":"CVE-2026-72484","score":0.0022,"percentile":0.12516,"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."]}