{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-52963",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-06-09T07:44:35.374Z",
        "datePublished": "2026-06-24T16:28:43.593Z",
        "dateUpdated": "2026-06-24T16:28:43.593Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-06-24T16:28:43.593Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: usb-audio: Bound MIDI endpoint descriptor scans\n\nsnd_usbmidi_get_ms_info() validates the internal MIDIStreaming endpoint\ndescriptor size before using baAssocJackID[], but the descriptor walker can\nstill return a class-specific endpoint descriptor whose bLength exceeds the\nremaining bytes in the endpoint-extra scan.\n\nThat leaves later flexible-array reads bounded by bLength, but not by the\nremaining bytes in the endpoint-extra scan.\n\nStop walking when bLength is zero or\nextends past the remaining endpoint-extra scan."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "sound/usb/midi.c"
                    ],
                    "versions": [
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                            "version": "5c6cd7021a05a02fcf37f360592d7c18d4d807fb",
                            "lessThan": "e2f1260a056eb3215c13c48c5378f3e4112dc3af",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5c6cd7021a05a02fcf37f360592d7c18d4d807fb",
                            "lessThan": "c65b137d351e21cbc5630e73ef0eb1e1d75f5b20",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5c6cd7021a05a02fcf37f360592d7c18d4d807fb",
                            "lessThan": "728ab0c72e49ca27185067984cd565425eb69b2e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5c6cd7021a05a02fcf37f360592d7c18d4d807fb",
                            "lessThan": "3d3b2b01a3e73828e201ece96f863e7a3e0cdc6e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5c6cd7021a05a02fcf37f360592d7c18d4d807fb",
                            "lessThan": "a0226560540c16717efcceaf15c862cf115b01d3",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5c6cd7021a05a02fcf37f360592d7c18d4d807fb",
                            "lessThan": "09141583bd97f4bbd7358e29fd138fe798467cdb",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5c6cd7021a05a02fcf37f360592d7c18d4d807fb",
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                            "status": "affected",
                            "versionType": "git"
                        },
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                            "version": "5c6cd7021a05a02fcf37f360592d7c18d4d807fb",
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                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "9e0c71f2f633b0442661966228827d1a33df485f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "0868bc5654c07628c421547f0821650a8c2cb8f3",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "78483c1c7741ffa72991d93d19a75bfdcc2cbf57",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "65d95462001c6ccd9bc9499c1fc9a90eca9de496",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ca767cf0152d18fc299cde85b18d1f46ac21e1ba",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4.4.238",
                            "lessThan": "4.5",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.9.238",
                            "lessThan": "4.10",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.14.200",
                            "lessThan": "4.15",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.149",
                            "lessThan": "4.20",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.69",
                            "lessThan": "5.5",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "sound/usb/midi.c"
                    ],
                    "versions": [
                        {
                            "version": "5.7",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.7",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.258",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.209",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.175",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.141",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.91",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.33",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0.10",
                            "lessThanOrEqual": "7.0.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1",
                            "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:*:*:*:*:*:*:*:*",
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            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/e2f1260a056eb3215c13c48c5378f3e4112dc3af"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c65b137d351e21cbc5630e73ef0eb1e1d75f5b20"
                },
                {
                    "url": "https://git.kernel.org/stable/c/728ab0c72e49ca27185067984cd565425eb69b2e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/3d3b2b01a3e73828e201ece96f863e7a3e0cdc6e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/a0226560540c16717efcceaf15c862cf115b01d3"
                },
                {
                    "url": "https://git.kernel.org/stable/c/09141583bd97f4bbd7358e29fd138fe798467cdb"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c59159ce10e75b568cd0d4b29efcb0fb0ddecc94"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d6854daa67be623860f4e1873fd3d3c275aba4ed"
                }
            ],
            "title": "ALSA: usb-audio: Bound MIDI endpoint descriptor scans",
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                "engine": "bippy-1.2.0"
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}