{"id":"CVE-2021-47120","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nHID: magicmouse: fix NULL-deref on disconnect\n\nCommit 9d7b18668956 (\"HID: magicmouse: add support for Apple Magic\nTrackpad 2\") added a sanity check for an Apple trackpad but returned\nsuccess instead of -ENODEV when the check failed. This means that the\nremove callback will dereference the never-initialised driver data\npointer when the driver is later unbound (e.g. on USB disconnect).","modified":"2026-03-13T05:19:23.803742Z","published":"2024-03-15T21:15:07.060Z","related":["SUSE-SU-2024:1454-1","SUSE-SU-2024:1465-1","SUSE-SU-2024:1489-1"],"references":[{"type":"FIX","url":"https://git.kernel.org/stable/c/368c5d45a87e1bcc7f1e98e0c255c37b7b12c5d6"},{"type":"FIX","url":"https://git.kernel.org/stable/c/4b4f6cecca446abcb686c6e6c451d4f1ec1a7497"},{"type":"FIX","url":"https://git.kernel.org/stable/c/9cf27473f21913a3eaf4702dd2a25415afd5f33f"},{"type":"FIX","url":"https://git.kernel.org/stable/c/b5d013c4c76b276890135b5d32803c4c63924b77"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"4.20"},{"fixed":"5.4.125"}]},{"events":[{"introduced":"5.5"},{"fixed":"5.10.43"}]},{"events":[{"introduced":"5.11"},{"fixed":"5.12.10"}]},{"events":[{"introduced":"0"},{"last_affected":"5.13-rc1"}]},{"events":[{"introduced":"0"},{"last_affected":"5.13-rc2"}]},{"events":[{"introduced":"0"},{"last_affected":"5.13-rc3"}]},{"events":[{"introduced":"0"},{"last_affected":"5.13-rc4"}]}],"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-47120.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"}]}