{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-98421",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-09-25T10:25:14.348Z",
        "datePublished": "2026-10-14T13:27:50.200Z",
        "dateUpdated": "2026-10-19T09:19:14.905Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-10-19T09:19:14.905Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: require a peer station for TDLS setup confirm\n\nIt's nonsense for the setup confirm to go to station that\ndoesn't even exist, and it hits a warning when building\nthe frame:\n\n  WARN_ON_ONCE(!sta || !ap_sta)\n\nOnly accept WLAN_TDLS_SETUP_CONFIRM when the station is\nalready there as a TDLS station. Need to copy the call\nto ieee80211_tdls_prep_mgmt_packet() since the existing\nWLAN_TDLS_DISCOVERY_REQUEST already falls through to it."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/mac80211/tdls.c"
                    ],
                    "versions": [
                        {
                            "version": "6f7eaa47e1de30159277f91f1145a6687f13ffd9",
                            "lessThan": "6bae6ef511a29ef12ab969adeea691067d4d5d74",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6f7eaa47e1de30159277f91f1145a6687f13ffd9",
                            "lessThan": "d0afa5395c46d73ad2090aa50209886e84f179bd",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6f7eaa47e1de30159277f91f1145a6687f13ffd9",
                            "lessThan": "742c762bee59c973684f70dfed7de4945d3141e2",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6f7eaa47e1de30159277f91f1145a6687f13ffd9",
                            "lessThan": "fce36d242a18ddf64731d816a37564103172da11",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6f7eaa47e1de30159277f91f1145a6687f13ffd9",
                            "lessThan": "1c0a5c96473b9e7a5f4c453ef6a13dc0f5589a4b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6f7eaa47e1de30159277f91f1145a6687f13ffd9",
                            "lessThan": "038e1d126304fd25d507fd4e671232df57bd1799",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/mac80211/tdls.c"
                    ],
                    "versions": [
                        {
                            "version": "3.17",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "3.17",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.189",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.158",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.112",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.54",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.8",
                            "lessThanOrEqual": "7.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.3",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.17",
                                    "versionEndExcluding": "6.1.189"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.17",
                                    "versionEndExcluding": "6.6.158"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.17",
                                    "versionEndExcluding": "6.12.112"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.17",
                                    "versionEndExcluding": "6.18.54"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.17",
                                    "versionEndExcluding": "7.2.8"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.17",
                                    "versionEndExcluding": "7.3"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/6bae6ef511a29ef12ab969adeea691067d4d5d74"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d0afa5395c46d73ad2090aa50209886e84f179bd"
                },
                {
                    "url": "https://git.kernel.org/stable/c/742c762bee59c973684f70dfed7de4945d3141e2"
                },
                {
                    "url": "https://git.kernel.org/stable/c/fce36d242a18ddf64731d816a37564103172da11"
                },
                {
                    "url": "https://git.kernel.org/stable/c/1c0a5c96473b9e7a5f4c453ef6a13dc0f5589a4b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/038e1d126304fd25d507fd4e671232df57bd1799"
                }
            ],
            "title": "wifi: mac80211: require a peer station for TDLS setup confirm",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}