{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-49646",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-02-26T02:21:30.432Z",
        "datePublished": "2025-02-26T02:23:51.083Z",
        "dateUpdated": "2026-05-11T19:03:57.762Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:03:57.762Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: fix queue selection for mesh/OCB interfaces\n\nWhen using iTXQ, the code assumes that there is only one vif queue for\nbroadcast packets, using the BE queue. Allowing non-BE queue marking\nviolates that assumption and txq->ac == skb_queue_mapping is no longer\nguaranteed. This can cause issues with queue handling in the driver and\nalso causes issues with the recent ATF change, resulting in an AQL\nunderflow warning."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/mac80211/wme.c"
                    ],
                    "versions": [
                        {
                            "version": "1974da8b31e6ea9c96c21505ffcb546fa59add23",
                            "lessThan": "444be5a02b77f3b7a8ac9c1a0b074fbb3bd89cd0",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1974da8b31e6ea9c96c21505ffcb546fa59add23",
                            "lessThan": "e013ea2a51a94b903b396a8dff531a07d470335d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1974da8b31e6ea9c96c21505ffcb546fa59add23",
                            "lessThan": "5a9df31017999197b6e60535940f2f2fe1bd3b0d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1974da8b31e6ea9c96c21505ffcb546fa59add23",
                            "lessThan": "41ecab279a70dced9005f4d55fa0fcde8938603f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1974da8b31e6ea9c96c21505ffcb546fa59add23",
                            "lessThan": "50e2ab39291947b6c6c7025cf01707c270fcde59",
                            "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/wme.c"
                    ],
                    "versions": [
                        {
                            "version": "5.2",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.2",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.207",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.132",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.56",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.18.13",
                            "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": "5.2",
                                    "versionEndExcluding": "5.4.207"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.2",
                                    "versionEndExcluding": "5.10.132"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.2",
                                    "versionEndExcluding": "5.15.56"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.2",
                                    "versionEndExcluding": "5.18.13"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.2",
                                    "versionEndExcluding": "5.19"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/444be5a02b77f3b7a8ac9c1a0b074fbb3bd89cd0"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e013ea2a51a94b903b396a8dff531a07d470335d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/5a9df31017999197b6e60535940f2f2fe1bd3b0d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/41ecab279a70dced9005f4d55fa0fcde8938603f"
                },
                {
                    "url": "https://git.kernel.org/stable/c/50e2ab39291947b6c6c7025cf01707c270fcde59"
                }
            ],
            "title": "wifi: mac80211: fix queue selection for mesh/OCB interfaces",
            "x_generator": {
                "engine": "bippy-1.2.0"
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        }
    }
}