{"id":"CVE-2026-80722","revision":"bbdf738b4ee24a818a7cb099b60eeaa3","records":[{"revision":"bbdf738b4ee24a818a7cb099b60eeaa3","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-80722","aliases":[],"title":"wifi: mac80211: validate individual TWT params before driver setup","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: validate individual TWT params before driver setup\n\nieee80211_process_rx_twt_action() only partially validates a received\nS1G TWT setup frame before queueing it.\n\nAn individual agreement can therefore reach ieee80211_s1g_rx_twt_setup()\nwith twt->length too short for the full struct ieee80211_twt_params.\n\nThe individual path passes twt to drv_add_twt_setup(). Both the tracepoint\nand the driver callback consume the complete parameters block, not merely\nreq_type. Do not pass a short individual agreement to the driver.\nBroadcast agreements remain unchanged because they are rejected locally\nafter accessing only req_type.\n\n[edit commit message to not overclaim lack of validation nor\n understate driver impact]","state":0,"publishedAt":"2026-08-28T06:53:17.886+00:00","modifiedAt":"2026-10-16T19:26:35.418+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"net/mac80211/s1g.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"f5a4c24e689f54e66201f04d343bdd2e8a1d7923\",\n                            \"lessThan\": \"92fcd0f30dc8e51f252589b082d46851d295cc1a\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f5a4c24e689f54e66201f04d343bdd2e8a1d7923\",\n                            \"lessThan\": \"09d60d1f72e6598241490eb6c4e97245af895c09\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f5a4c24e689f54e66201f04d343bdd2e8a1d7923\",\n                            \"lessThan\": \"ff558072d199c1d641d1561da622e67f780514de\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f5a4c24e689f54e66201f04d343bdd2e8a1d7923\",\n                            \"lessThan\": \"ade9e2f0f7f4d3089600ac2af8ef0b91746f923b\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f5a4c24e689f54e66201f04d343bdd2e8a1d7923\",\n                            \"lessThan\": \"b558e07708d886acfcf4b0391ed7a8546e81d326\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f5a4c24e689f54e66201f04d343bdd2e8a1d7923\",\n                            \"lessThan\": \"47fb04c3826e1f90271d405523043d6708b9072a\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"f5a4c24e689f54e66201f04d343bdd2e8a1d7923\",\n                            \"lessThan\": \"0502d5077e419427d80f4d46ba95d0067f5fb916\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"net/mac80211/s1g.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"5.15\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"5.15\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.216\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.183\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.151\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.103\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.44\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.1.8\",\n                            \"lessThanOrEqual\": \"7.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":8.8,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/92fcd0f30dc8e51f252589b082d46851d295cc1a","https://git.kernel.org/stable/c/09d60d1f72e6598241490eb6c4e97245af895c09","https://git.kernel.org/stable/c/ff558072d199c1d641d1561da622e67f780514de","https://git.kernel.org/stable/c/ade9e2f0f7f4d3089600ac2af8ef0b91746f923b","https://git.kernel.org/stable/c/b558e07708d886acfcf4b0391ed7a8546e81d326","https://git.kernel.org/stable/c/47fb04c3826e1f90271d405523043d6708b9072a","https://git.kernel.org/stable/c/0502d5077e419427d80f4d46ba95d0067f5fb916"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-80722","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-80722","identifiers":["CVE-2026-80722"]},"retained":false,"historicalAffected":[]}],"coverage":[]}