{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-49416",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-02-26T02:08:31.568Z",
        "datePublished": "2025-02-26T02:12:37.173Z",
        "dateUpdated": "2026-05-11T18:59:23.733Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T18:59:23.733Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: fix use-after-free in chanctx code\n\nIn ieee80211_vif_use_reserved_context(), when we have an\nold context and the new context's replace_state is set to\nIEEE80211_CHANCTX_REPLACE_NONE, we free the old context\nin ieee80211_vif_use_reserved_reassign(). Therefore, we\ncannot check the old_ctx anymore, so we should set it to\nNULL after this point.\n\nHowever, since the new_ctx replace state is clearly not\nIEEE80211_CHANCTX_REPLACES_OTHER, we're not going to do\nanything else in this function and can just return to\navoid accessing the freed old_ctx."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/mac80211/chan.c"
                    ],
                    "versions": [
                        {
                            "version": "5bcae31d9cb1ebfad3ad5a3eea04c8cdc329a04f",
                            "lessThan": "88cc8f963febe192d6ded9df7217f92f380b449a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5bcae31d9cb1ebfad3ad5a3eea04c8cdc329a04f",
                            "lessThan": "4ba81e794f0fad6234f644c2da1ae14d5b95e1c4",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5bcae31d9cb1ebfad3ad5a3eea04c8cdc329a04f",
                            "lessThan": "9f1e5cc85ad77e52f54049a94db0407445ae2a34",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5bcae31d9cb1ebfad3ad5a3eea04c8cdc329a04f",
                            "lessThan": "265bec4779a38b65e86a25120370f200822dfa76",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5bcae31d9cb1ebfad3ad5a3eea04c8cdc329a04f",
                            "lessThan": "6118bbdf69f4718b02d26bbcf2e497eb66004331",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5bcae31d9cb1ebfad3ad5a3eea04c8cdc329a04f",
                            "lessThan": "b79110f2bf6022e60e590d2e094728a8eec3e79e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5bcae31d9cb1ebfad3ad5a3eea04c8cdc329a04f",
                            "lessThan": "82c8e7bbdd06c7ed58e22450cc5b37f33a25bb2c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5bcae31d9cb1ebfad3ad5a3eea04c8cdc329a04f",
                            "lessThan": "4f05a9e15edcdf5b97e0d86ab6ecd5f187289f6c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5bcae31d9cb1ebfad3ad5a3eea04c8cdc329a04f",
                            "lessThan": "2965c4cdf7ad9ce0796fac5e57debb9519ea721e",
                            "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/chan.c"
                    ],
                    "versions": [
                        {
                            "version": "3.17",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "3.17",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.9.318",
                            "lessThanOrEqual": "4.9.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.14.283",
                            "lessThanOrEqual": "4.14.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.247",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.198",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.121",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.46",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.17.14",
                            "lessThanOrEqual": "5.17.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.18.3",
                            "lessThanOrEqual": "5.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.19",
                            "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": "4.9.318"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.17",
                                    "versionEndExcluding": "4.14.283"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.17",
                                    "versionEndExcluding": "4.19.247"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.17",
                                    "versionEndExcluding": "5.4.198"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.17",
                                    "versionEndExcluding": "5.10.121"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.17",
                                    "versionEndExcluding": "5.15.46"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.17",
                                    "versionEndExcluding": "5.17.14"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.17",
                                    "versionEndExcluding": "5.18.3"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.17",
                                    "versionEndExcluding": "5.19"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/88cc8f963febe192d6ded9df7217f92f380b449a"
                },
                {
                    "url": "https://git.kernel.org/stable/c/4ba81e794f0fad6234f644c2da1ae14d5b95e1c4"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9f1e5cc85ad77e52f54049a94db0407445ae2a34"
                },
                {
                    "url": "https://git.kernel.org/stable/c/265bec4779a38b65e86a25120370f200822dfa76"
                },
                {
                    "url": "https://git.kernel.org/stable/c/6118bbdf69f4718b02d26bbcf2e497eb66004331"
                },
                {
                    "url": "https://git.kernel.org/stable/c/b79110f2bf6022e60e590d2e094728a8eec3e79e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/82c8e7bbdd06c7ed58e22450cc5b37f33a25bb2c"
                },
                {
                    "url": "https://git.kernel.org/stable/c/4f05a9e15edcdf5b97e0d86ab6ecd5f187289f6c"
                },
                {
                    "url": "https://git.kernel.org/stable/c/2965c4cdf7ad9ce0796fac5e57debb9519ea721e"
                }
            ],
            "title": "wifi: mac80211: fix use-after-free in chanctx code",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "cvssV3_1": {
                            "scope": "UNCHANGED",
                            "version": "3.1",
                            "baseScore": 7.8,
                            "attackVector": "LOCAL",
                            "baseSeverity": "HIGH",
                            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
                            "integrityImpact": "HIGH",
                            "userInteraction": "NONE",
                            "attackComplexity": "LOW",
                            "availabilityImpact": "HIGH",
                            "privilegesRequired": "LOW",
                            "confidentialityImpact": "HIGH"
                        }
                    },
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "id": "CVE-2022-49416",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "total"
                                    }
                                ],
                                "version": "2.0.3",
                                "timestamp": "2025-02-27T18:16:18.774528Z"
                            }
                        }
                    }
                ],
                "problemTypes": [
                    {
                        "descriptions": [
                            {
                                "lang": "en",
                                "type": "CWE",
                                "cweId": "CWE-416",
                                "description": "CWE-416 Use After Free"
                            }
                        ]
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2025-02-27T18:22:33.196Z"
                }
            }
        ]
    }
}