{"id":"CVE-2023-53321","summary":"wifi: mac80211_hwsim: drop short frames","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211_hwsim: drop short frames\n\nWhile technically some control frames like ACK are shorter and\nend after Address 1, such frames shouldn't be forwarded through\nwmediumd or similar userspace, so require the full 3-address\nheader to avoid accessing invalid memory if shorter frames are\npassed in.","modified":"2026-04-02T09:43:59.074308Z","published":"2025-09-16T16:11:57.206Z","related":["SUSE-SU-2025:03600-1","SUSE-SU-2025:03613-1","SUSE-SU-2025:03614-1","SUSE-SU-2025:03615-1","SUSE-SU-2025:03626-1","SUSE-SU-2025:03628-1","SUSE-SU-2025:03634-1","SUSE-SU-2025:20851-1","SUSE-SU-2025:20861-1","SUSE-SU-2025:20870-1","SUSE-SU-2025:20898-1","SUSE-SU-2025:3716-1","SUSE-SU-2025:3751-1","SUSE-SU-2025:3761-1","SUSE-SU-2025:4057-1","SUSE-SU-2025:4132-1","SUSE-SU-2025:4141-1","SUSE-SU-2026:0515-1","SUSE-SU-2026:0518-1","SUSE-SU-2026:0521-1","SUSE-SU-2026:0524-1","SUSE-SU-2026:0526-1","SUSE-SU-2026:0528-1","SUSE-SU-2026:0535-1","SUSE-SU-2026:0539-1","SUSE-SU-2026:0542-1","SUSE-SU-2026:0565-1","SUSE-SU-2026:0566-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53321.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/3beb97bed860d95b14ad23578ce8ddaea62023db"},{"type":"WEB","url":"https://git.kernel.org/stable/c/672205c6f2d11978fcd7f0f336bb2c708e28874b"},{"type":"WEB","url":"https://git.kernel.org/stable/c/89a41ed7f21476301659ebd25ccb48a60791c1a7"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b9a175e3b250b0dc6e152988040aa5014e98e61e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c64ee9dd335832d5e2ab0a8fc83a34ad4c729799"},{"type":"WEB","url":"https://git.kernel.org/stable/c/fba360a047d5eeeb9d4b7c3a9b1c8308980ce9a6"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53321.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-53321"},{"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":"05d610af3e71a782fa28a1351b687da982d208ee"},{"fixed":"3beb97bed860d95b14ad23578ce8ddaea62023db"},{"fixed":"672205c6f2d11978fcd7f0f336bb2c708e28874b"},{"fixed":"c64ee9dd335832d5e2ab0a8fc83a34ad4c729799"},{"fixed":"b9a175e3b250b0dc6e152988040aa5014e98e61e"},{"fixed":"89a41ed7f21476301659ebd25ccb48a60791c1a7"},{"fixed":"fba360a047d5eeeb9d4b7c3a9b1c8308980ce9a6"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53321.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:H/I:N/A:H"}]}