{"id":"CVE-2021-47164","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet/mlx5e: Fix null deref accessing lag dev\n\nIt could be the lag dev is null so stop processing the event.\nIn bond_enslave() the active/backup slave being set before setting the\nupper dev so first event is without an upper dev.\nAfter setting the upper dev with bond_master_upper_dev_link() there is\na second event and in that event we have an upper dev.","modified":"2026-03-13T05:20:35.592970Z","published":"2024-03-25T10:15:08.577Z","related":["SUSE-SU-2024:1465-1","SUSE-SU-2024:1489-1"],"references":[{"type":"FIX","url":"https://git.kernel.org/stable/c/2e4b0b95a489259f9d35a3db17023061f8f3d587"},{"type":"FIX","url":"https://git.kernel.org/stable/c/83026d83186bc48bb41ee4872f339b83f31dfc55"},{"type":"FIX","url":"https://git.kernel.org/stable/c/bdfd3593a8248eea6ecfcbf7b47b56b86515672d"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"5.8"},{"fixed":"5.10.42"}]},{"events":[{"introduced":"5.11"},{"fixed":"5.12.9"}]}],"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-47164.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"}]}