{"id":"CVE-2022-48972","summary":"mac802154: fix missing INIT_LIST_HEAD in ieee802154_if_add()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nmac802154: fix missing INIT_LIST_HEAD in ieee802154_if_add()\n\nKernel fault injection test reports null-ptr-deref as follows:\n\nBUG: kernel NULL pointer dereference, address: 0000000000000008\nRIP: 0010:cfg802154_netdev_notifier_call+0x120/0x310 include/linux/list.h:114\nCall Trace:\n \u003cTASK\u003e\n raw_notifier_call_chain+0x6d/0xa0 kernel/notifier.c:87\n call_netdevice_notifiers_info+0x6e/0xc0 net/core/dev.c:1944\n unregister_netdevice_many_notify+0x60d/0xcb0 net/core/dev.c:1982\n unregister_netdevice_queue+0x154/0x1a0 net/core/dev.c:10879\n register_netdevice+0x9a8/0xb90 net/core/dev.c:10083\n ieee802154_if_add+0x6ed/0x7e0 net/mac802154/iface.c:659\n ieee802154_register_hw+0x29c/0x330 net/mac802154/main.c:229\n mcr20a_probe+0xaaa/0xcb1 drivers/net/ieee802154/mcr20a.c:1316\n\nieee802154_if_add() allocates wpan_dev as netdev's private data, but not\ninit the list in struct wpan_dev. cfg802154_netdev_notifier_call() manage\nthe list when device register/unregister, and may lead to null-ptr-deref.\n\nUse INIT_LIST_HEAD() on it to initialize it correctly.","modified":"2026-04-02T08:27:11.483407Z","published":"2024-10-21T20:05:53.061Z","related":["SUSE-SU-2024:3983-1","SUSE-SU-2024:3985-1","SUSE-SU-2024:4082-1","SUSE-SU-2024:4100-1","SUSE-SU-2024:4131-1","SUSE-SU-2024:4364-1","SUSE-SU-2025:0034-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48972.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/1831d4540406708e48239cf38fd9c3b7ea98e08f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/42c319635c0cf7eb36eccac6cda76532f47b61a3"},{"type":"WEB","url":"https://git.kernel.org/stable/c/623918f40fa68e3bb21312a3fafb90f491bf5358"},{"type":"WEB","url":"https://git.kernel.org/stable/c/7410f4d1221bb182510b7778ab6eefa8b9b7102d"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9980a3ea20de40c83817877106c909cb032692d2"},{"type":"WEB","url":"https://git.kernel.org/stable/c/a110287ef4a423980309490df632e1c1e73b3dc9"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b3d72d3135d2ef68296c1ee174436efd65386f04"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f00c84fb1635c27ba24ec5df65d5bd7d7dc00008"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48972.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-48972"},{"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":"fcf39e6e88e9492f6688ec8ba4e1be622b904232"},{"fixed":"7410f4d1221bb182510b7778ab6eefa8b9b7102d"},{"fixed":"9980a3ea20de40c83817877106c909cb032692d2"},{"fixed":"f00c84fb1635c27ba24ec5df65d5bd7d7dc00008"},{"fixed":"1831d4540406708e48239cf38fd9c3b7ea98e08f"},{"fixed":"42c319635c0cf7eb36eccac6cda76532f47b61a3"},{"fixed":"a110287ef4a423980309490df632e1c1e73b3dc9"},{"fixed":"623918f40fa68e3bb21312a3fafb90f491bf5358"},{"fixed":"b3d72d3135d2ef68296c1ee174436efd65386f04"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-48972.json"}}],"schema_version":"1.7.5"}