{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-43317",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-05-01T14:12:56.001Z",
        "datePublished": "2026-05-08T13:26:12.899Z",
        "dateUpdated": "2026-10-21T12:40:37.217Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-10-21T12:40:37.217Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmost: core: fix leak on early registration failure\n\nA recent commit fixed a resource leak on early registration failures but\nfor some reason left out the first error path which still leaks the\nresources associated with the interface.\n\nFix up also the first error path so that the interface is always\nreleased on errors."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/most/core.c"
                    ],
                    "versions": [
                        {
                            "version": "723de0f9171eeb49a3ae98cae82ebbbb992b3a7c",
                            "lessThan": "04474009a2ea7aa27c67d323952a23bb16d5acc5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "723de0f9171eeb49a3ae98cae82ebbbb992b3a7c",
                            "lessThan": "bbfe49ffb892bddf32c34bea95b7ff0fc30affb5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "723de0f9171eeb49a3ae98cae82ebbbb992b3a7c",
                            "lessThan": "f1ba620f9e8d7291f80c0554e4b820f5fb30e819",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "723de0f9171eeb49a3ae98cae82ebbbb992b3a7c",
                            "lessThan": "5fd4396c2e48e90cc2597a86c18227d56ea845f0",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "723de0f9171eeb49a3ae98cae82ebbbb992b3a7c",
                            "lessThan": "2c198c272f9c9213b0fdf6b4a879f445c574f416",
                            "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/most/core.c"
                    ],
                    "versions": [
                        {
                            "version": "5.6",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.6",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.160",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.75",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.16",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19.6",
                            "lessThanOrEqual": "6.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0",
                            "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": "5.6",
                                    "versionEndExcluding": "6.6.160"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.6",
                                    "versionEndExcluding": "6.12.75"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.6",
                                    "versionEndExcluding": "6.18.16"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.6",
                                    "versionEndExcluding": "6.19.6"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.6",
                                    "versionEndExcluding": "7.0"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/04474009a2ea7aa27c67d323952a23bb16d5acc5"
                },
                {
                    "url": "https://git.kernel.org/stable/c/bbfe49ffb892bddf32c34bea95b7ff0fc30affb5"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f1ba620f9e8d7291f80c0554e4b820f5fb30e819"
                },
                {
                    "url": "https://git.kernel.org/stable/c/5fd4396c2e48e90cc2597a86c18227d56ea845f0"
                },
                {
                    "url": "https://git.kernel.org/stable/c/2c198c272f9c9213b0fdf6b4a879f445c574f416"
                }
            ],
            "title": "most: core: fix leak on early registration failure",
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                "engine": "bippy-1.2.0"
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    }
}