{"id":"CVE-2021-47372","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: macb: fix use after free on rmmod\n\nplat_dev-\u003edev-\u003eplatform_data is released by platform_device_unregister(),\nuse of pclk and hclk is a use-after-free. Since device unregister won't\nneed a clk device we adjust the function call sequence to fix this issue.\n\n[   31.261225] BUG: KASAN: use-after-free in macb_remove+0x77/0xc6 [macb_pci]\n[   31.275563] Freed by task 306:\n[   30.276782]  platform_device_release+0x25/0x80","modified":"2026-03-15T22:43:14.086198Z","published":"2024-05-21T15:15:23.087Z","related":["SUSE-SU-2024:2008-1","SUSE-SU-2024:2011-1","SUSE-SU-2024:2019-1","SUSE-SU-2024:2189-1","SUSE-SU-2024:2190-1","SUSE-SU-2024:2360-1","SUSE-SU-2024:2362-1","SUSE-SU-2024:2365-1","SUSE-SU-2024:2381-1","SUSE-SU-2024:2384-1","SUSE-SU-2024:2561-1"],"references":[{"type":"FIX","url":"https://git.kernel.org/stable/c/1da750d1e2140ef43d64d17f301ff6f41b45541e"},{"type":"FIX","url":"https://git.kernel.org/stable/c/46670fb832ee80943715df618632ca13c2e96f2b"},{"type":"FIX","url":"https://git.kernel.org/stable/c/4ad6f2d23b0f6ac0d3e5f3102a4256d1c86c90f5"},{"type":"FIX","url":"https://git.kernel.org/stable/c/7721221e87d25c9840d9ca6b986dbdc410d5ce2b"},{"type":"FIX","url":"https://git.kernel.org/stable/c/a7d521cc726f30b8e679a6f36d04b18a8ab3c536"},{"type":"FIX","url":"https://git.kernel.org/stable/c/d82d5303c4c539db86588ffb5dc5b26c3f1513e8"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-47372.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"4.14.249"}]},{"events":[{"introduced":"4.15"},{"fixed":"4.19.209"}]},{"events":[{"introduced":"4.20"},{"fixed":"5.4.150"}]},{"events":[{"introduced":"5.5"},{"fixed":"5.10.70"}]},{"events":[{"introduced":"5.11"},{"fixed":"5.14.9"}]},{"events":[{"introduced":"0"},{"last_affected":"5.15-rc1"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}