{"id":"CVE-2026-89734","summary":"usb: gadget: uvc: Fix null pointer dereference in uvcg_video_init()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: gadget: uvc: Fix null pointer dereference in uvcg_video_init()\n\nIn uvcg_video_init(), if kthread_run_worker() fails,\nthe error logged uses uvcg_err(), however, the pointer it uses:\nvideo-\u003euvc is not assigned at this point, triggering a null\npointer dereference. Fix this by directly using uvc-\u003efunc which\nis assigned already.","modified":"2026-09-13T03:47:20.638117387Z","published":"2026-09-11T19:46:43.261Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/89xxx/CVE-2026-89734.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/5b1da38592efdc1a263d4c0353298cba19e9d6fc"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d511e015d06767f52bb18d48371cab6d7cb88433"},{"type":"WEB","url":"https://git.kernel.org/stable/c/dbe2762ae8e543b06c57f1ac6512b02fd3fd09b2"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/89xxx/CVE-2026-89734.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-89734"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"f0bbfbd16b3b67106535299d6a9ca3a5565494a6"},{"fixed":"dbe2762ae8e543b06c57f1ac6512b02fd3fd09b2"},{"fixed":"d511e015d06767f52bb18d48371cab6d7cb88433"},{"fixed":"5b1da38592efdc1a263d4c0353298cba19e9d6fc"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-89734.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.50"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.2.4"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-89734.json"}}],"schema_version":"1.9.0"}