{"id":"CVE-2026-89734","revision":"54a4373ef796484bb83c32942f287c8c","records":[{"revision":"54a4373ef796484bb83c32942f287c8c","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-89734","aliases":[],"title":"usb: gadget: uvc: Fix null pointer dereference in uvcg_video_init()","description":"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->uvc is not assigned at this point, triggering a null\npointer dereference. Fix this by directly using uvc->func which\nis assigned already.","state":0,"publishedAt":"2026-09-11T19:46:43.261+00:00","modifiedAt":"2026-10-19T08:51:47.513+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/usb/gadget/function/uvc_video.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"f0bbfbd16b3b67106535299d6a9ca3a5565494a6\",\n                            \"lessThan\": \"dbe2762ae8e543b06c57f1ac6512b02fd3fd09b2\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f0bbfbd16b3b67106535299d6a9ca3a5565494a6\",\n                            \"lessThan\": \"d511e015d06767f52bb18d48371cab6d7cb88433\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f0bbfbd16b3b67106535299d6a9ca3a5565494a6\",\n                            \"lessThan\": \"5b1da38592efdc1a263d4c0353298cba19e9d6fc\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/usb/gadget/function/uvc_video.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.13\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.13\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.50\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.4\",\n                            \"lessThanOrEqual\": \"7.2.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.3\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/dbe2762ae8e543b06c57f1ac6512b02fd3fd09b2","https://git.kernel.org/stable/c/d511e015d06767f52bb18d48371cab6d7cb88433","https://git.kernel.org/stable/c/5b1da38592efdc1a263d4c0353298cba19e9d6fc"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-89734","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-89734","identifiers":["CVE-2026-89734"]},"retained":false,"historicalAffected":[]}],"coverage":[]}