{"id":"CVE-2023-54197","summary":"Revert \"Bluetooth: btsdio: fix use after free bug in btsdio_remove due to unfinished work\"","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nRevert \"Bluetooth: btsdio: fix use after free bug in btsdio_remove due to unfinished work\"\n\nThis reverts commit 1e9ac114c4428fdb7ff4635b45d4f46017e8916f.\n\nThis patch introduces a possible null-ptr-def problem. Revert it. And the\nfixed bug by this patch have resolved by commit 73f7b171b7c0 (\"Bluetooth:\nbtsdio: fix use after free bug in btsdio_remove due to race condition\").","modified":"2026-03-20T12:33:29.649930Z","published":"2025-12-30T12:09:03.472Z","related":["SUSE-SU-2026:0263-1","SUSE-SU-2026:0316-1","SUSE-SU-2026:0317-1","SUSE-SU-2026:0411-1","SUSE-SU-2026:0617-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/54xxx/CVE-2023-54197.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/0837d10f6c37a47a0c73bccf1e39513613a2fcc2"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3b4ed52009723f7dfca7a8ca95163bfb441bfb76"},{"type":"WEB","url":"https://git.kernel.org/stable/c/70a104588e3131415e559c06deb834ce259a285a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8f83fa62614c282dd5d1211a0dd99c6a0a515b81"},{"type":"WEB","url":"https://git.kernel.org/stable/c/952030c914b5f2288609efe868537afcff7a3f51"},{"type":"WEB","url":"https://git.kernel.org/stable/c/a789192f366147a0fbb395650079906d1d04e0b9"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d8d7ce037d9a8f1f0714ece268c4c2c50845bbc3"},{"type":"WEB","url":"https://git.kernel.org/stable/c/db2bf510bd5d57f064d9e1db395ed86a08320c54"},{"type":"WEB","url":"https://git.kernel.org/stable/c/de0ffb5145c9f418ad76f00e58d4b91c680410b2"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/54xxx/CVE-2023-54197.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-54197"},{"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":"95eacef5692545f199fae4e52abfbfa273acb351"},{"fixed":"3b4ed52009723f7dfca7a8ca95163bfb441bfb76"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"af4d48754d5517d33bac5e504ff1f1de0808e29e"},{"fixed":"70a104588e3131415e559c06deb834ce259a285a"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"a18fb433ceb56e0787546a9d77056dd0f215e762"},{"fixed":"de0ffb5145c9f418ad76f00e58d4b91c680410b2"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"da3d3fdfb4d523c5da30e35a8dd90e04f0fd8962"},{"fixed":"0837d10f6c37a47a0c73bccf1e39513613a2fcc2"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"8efae2112d910d8e5166dd0a836791b08721eef1"},{"fixed":"a789192f366147a0fbb395650079906d1d04e0b9"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"cbf8deacb7053ce3e3fed64b277c6c6989e65bba"},{"fixed":"952030c914b5f2288609efe868537afcff7a3f51"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"c59c65a14e8f7d738429648833f3bb3f9df0513f"},{"fixed":"8f83fa62614c282dd5d1211a0dd99c6a0a515b81"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"1e9ac114c4428fdb7ff4635b45d4f46017e8916f"},{"fixed":"d8d7ce037d9a8f1f0714ece268c4c2c50845bbc3"},{"fixed":"db2bf510bd5d57f064d9e1db395ed86a08320c54"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-54197.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.14.315"}]},{"type":"ECOSYSTEM","events":[{"introduced":"4.15.0"},{"fixed":"4.19.283"}]},{"type":"ECOSYSTEM","events":[{"introduced":"4.20.0"},{"fixed":"5.4.243"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.5.0"},{"fixed":"5.10.180"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.111"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.28"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.2.15"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.3.0"},{"fixed":"6.3.2"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-54197.json"}}],"schema_version":"1.7.5"}