{"id":"CVE-2024-43912","summary":"wifi: nl80211: disallow setting special AP channel widths","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: nl80211: disallow setting special AP channel widths\n\nSetting the AP channel width is meant for use with the normal\n20/40/... MHz channel width progression, and switching around\nin S1G or narrow channels isn't supported. Disallow that.","modified":"2026-04-16T04:31:49.504511170Z","published":"2024-08-26T10:11:16.868Z","related":["SUSE-SU-2024:3194-1","SUSE-SU-2024:3195-1","SUSE-SU-2024:3383-1","SUSE-SU-2024:3559-1","SUSE-SU-2024:3566-1","SUSE-SU-2024:3569-1","SUSE-SU-2024:3587-1","SUSE-SU-2024:3591-1","SUSE-SU-2024:3592-1","SUSE-SU-2025:20044-1","SUSE-SU-2025:20047-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/43xxx/CVE-2024-43912.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/23daf1b4c91db9b26f8425cc7039cf96d22ccbfe"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3d42f2125f6c89e1e71c87b9f23412afddbba45e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ac3bf6e47fd8da9bfe8027e1acfe0282a91584fc"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c6ea738e3feb407a3283197d9a25d0788f4f3cee"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/43xxx/CVE-2024-43912.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-43912"},{"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":"e16821bcfb364b0c41142db275dc74b39fa42c30"},{"fixed":"3d42f2125f6c89e1e71c87b9f23412afddbba45e"},{"fixed":"c6ea738e3feb407a3283197d9a25d0788f4f3cee"},{"fixed":"ac3bf6e47fd8da9bfe8027e1acfe0282a91584fc"},{"fixed":"23daf1b4c91db9b26f8425cc7039cf96d22ccbfe"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-43912.json"}}],"schema_version":"1.7.5"}