{"id":"CVE-2022-49982","summary":"media: pvrusb2: fix memory leak in pvr_probe","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: pvrusb2: fix memory leak in pvr_probe\n\nThe error handling code in pvr2_hdw_create forgets to unregister the\nv4l2 device. When pvr2_hdw_create returns back to pvr2_context_create,\nit calls pvr2_context_destroy to destroy context, but mp-\u003ehdw is NULL,\nwhich leads to that pvr2_hdw_destroy directly returns.\n\nFix this by adding v4l2_device_unregister to decrease the refcount of\nusb interface.","modified":"2026-04-11T12:44:46.021807Z","published":"2025-06-18T11:00:44.285Z","related":["SUSE-SU-2025:02264-1","SUSE-SU-2025:02321-1","SUSE-SU-2025:02322-1","SUSE-SU-2025:02537-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49982.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/2fe46195d2f0d5d09ea65433aefe47a4d0d0ff4d"},{"type":"WEB","url":"https://git.kernel.org/stable/c/466b67c0543b2ae67814d053f6e29b39be6b33bb"},{"type":"WEB","url":"https://git.kernel.org/stable/c/491762b3250fb06a0c97b5198656ea48359eaeed"},{"type":"WEB","url":"https://git.kernel.org/stable/c/945a9a8e448b65bec055d37eba58f711b39f66f0"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ba7dd8a9686a61a34b3a7b922ce721378d4740d0"},{"type":"WEB","url":"https://git.kernel.org/stable/c/bacb37bdc2a21c8f7fdc83dcc0dea2f4ca1341fb"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c02d2a91a85c4c4d05826cd1ea74a9b8d42e4280"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f2f6e67522916f53ad8ccd4dbe68dcf76e9776e5"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49982.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-49982"},{"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":"b72b7bf5cbb2ae77b3bf748456655fc284baf04c"},{"fixed":"2fe46195d2f0d5d09ea65433aefe47a4d0d0ff4d"},{"fixed":"ba7dd8a9686a61a34b3a7b922ce721378d4740d0"},{"fixed":"491762b3250fb06a0c97b5198656ea48359eaeed"},{"fixed":"466b67c0543b2ae67814d053f6e29b39be6b33bb"},{"fixed":"bacb37bdc2a21c8f7fdc83dcc0dea2f4ca1341fb"},{"fixed":"f2f6e67522916f53ad8ccd4dbe68dcf76e9776e5"},{"fixed":"c02d2a91a85c4c4d05826cd1ea74a9b8d42e4280"},{"fixed":"945a9a8e448b65bec055d37eba58f711b39f66f0"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49982.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.6.30"},{"fixed":"4.9.327"}]},{"type":"ECOSYSTEM","events":[{"introduced":"4.10.0"},{"fixed":"4.14.292"}]},{"type":"ECOSYSTEM","events":[{"introduced":"4.15.0"},{"fixed":"4.19.257"}]},{"type":"ECOSYSTEM","events":[{"introduced":"4.20.0"},{"fixed":"5.4.212"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.5.0"},{"fixed":"5.10.141"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.65"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"5.19.7"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-49982.json"}}],"schema_version":"1.7.5"}