{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-90378",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-09-11T19:38:34.808Z",
        "datePublished": "2026-09-17T16:09:16.655Z",
        "dateUpdated": "2026-10-19T09:02:36.822Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-10-19T09:02:36.822Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt792x: Fix memory leak in SDIO TX path\n\nWhen tx_prepare_skb() returns an error in the SDIO TX path, the\nskb is not freed, leading to a memory leak. This can occur when\nzero-length frames (such as WNM NULL frames) are dropped to prevent\npotential hardware TX hangs.\n\nFix this by properly releasing the skb with ieee80211_tx_status_ext()\nwhen tx_prepare_skb() fails."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/wireless/mediatek/mt76/sdio.c"
                    ],
                    "versions": [
                        {
                            "version": "b747fa343817fd322b4463dda99d28fc51e19c52",
                            "lessThan": "b64d196280aff8494ba6fb387e37b18479c99b83",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b747fa343817fd322b4463dda99d28fc51e19c52",
                            "lessThan": "9ef1351209d42b7d96604f2a13d7ea8215a24e07",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b747fa343817fd322b4463dda99d28fc51e19c52",
                            "lessThan": "c2c7f16f2c62f79f7c381e500afa7123580742a5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b747fa343817fd322b4463dda99d28fc51e19c52",
                            "lessThan": "6a8000c76dc34490a2bb321ad1a5f882a2ccab7c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b747fa343817fd322b4463dda99d28fc51e19c52",
                            "lessThan": "ddf6a17d8e3d0dbb841c13c10d7c1340a138a80d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b747fa343817fd322b4463dda99d28fc51e19c52",
                            "lessThan": "6a342db7a6502bc6781579145e05d4d4731786ab",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b747fa343817fd322b4463dda99d28fc51e19c52",
                            "lessThan": "808f2767d4217a5b96f674288573b9b89d432eed",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/wireless/mediatek/mt76/sdio.c"
                    ],
                    "versions": [
                        {
                            "version": "5.12",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.12",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.221",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.188",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.157",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.110",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.52",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.6",
                            "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": "5.12",
                                    "versionEndExcluding": "5.15.221"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.12",
                                    "versionEndExcluding": "6.1.188"
                                },
                                {
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                                    "vulnerable": true,
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                                    "versionStartIncluding": "5.12",
                                    "versionEndExcluding": "7.2.6"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.12",
                                    "versionEndExcluding": "7.3"
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            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/b64d196280aff8494ba6fb387e37b18479c99b83"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9ef1351209d42b7d96604f2a13d7ea8215a24e07"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c2c7f16f2c62f79f7c381e500afa7123580742a5"
                },
                {
                    "url": "https://git.kernel.org/stable/c/6a8000c76dc34490a2bb321ad1a5f882a2ccab7c"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ddf6a17d8e3d0dbb841c13c10d7c1340a138a80d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/6a342db7a6502bc6781579145e05d4d4731786ab"
                },
                {
                    "url": "https://git.kernel.org/stable/c/808f2767d4217a5b96f674288573b9b89d432eed"
                }
            ],
            "title": "wifi: mt76: mt792x: Fix memory leak in SDIO TX path",
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    }
}