{"id":"CVE-2022-49866","summary":"net: wwan: mhi: fix memory leak in mhi_mbim_dellink","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: wwan: mhi: fix memory leak in mhi_mbim_dellink\n\nMHI driver registers network device without setting the\nneeds_free_netdev flag, and does NOT call free_netdev() when\nunregisters network device, which causes a memory leak.\n\nThis patch sets needs_free_netdev to true when registers\nnetwork device, which makes netdev subsystem call free_netdev()\nautomatically after unregister_netdevice().","modified":"2026-04-02T08:28:00.195173Z","published":"2025-05-01T14:10:18.294Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49866.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/2845bc9070cef0c651987487d84d4813d64675dd"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3cd3ffe952f78ec5dadf300cb58d4b38a0c0106d"},{"type":"WEB","url":"https://git.kernel.org/stable/c/668205b9c9f94d5ed6ab00cce9a46a654c2b5d16"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49866.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-49866"},{"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":"aa730a9905b7b079ef2fffdab7f15dbb842f5c7c"},{"fixed":"2845bc9070cef0c651987487d84d4813d64675dd"},{"fixed":"3cd3ffe952f78ec5dadf300cb58d4b38a0c0106d"},{"fixed":"668205b9c9f94d5ed6ab00cce9a46a654c2b5d16"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-49866.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}