{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-97973",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-09-25T10:18:58.207Z",
        "datePublished": "2026-09-25T10:23:12.759Z",
        "dateUpdated": "2026-10-19T09:11:39.063Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-10-19T09:11:39.063Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: macb: destroy the phylink instance on the probe error path\n\nmacb_mii_init() creates a phylink instance on both of its success paths,\nbut the probe unwind frees the netdev without destroying it, so a failing\nmacb_alloc_tieoff() or register_netdev() leaks the instance.\n\nDestroy it at err_out_unregister_mdio, which is only reachable once\nmacb_mii_init() has succeeded, so bp->phylink is valid there."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/ethernet/cadence/macb_main.c"
                    ],
                    "versions": [
                        {
                            "version": "7897b071ac3b45a5788d084fc7f8a8ee9e5f07f0",
                            "lessThan": "0112aa02c7847314be599d68783d50c7e228a694",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7897b071ac3b45a5788d084fc7f8a8ee9e5f07f0",
                            "lessThan": "c1de1e7b51ab2531f564b39b51998c3d71caccd7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7897b071ac3b45a5788d084fc7f8a8ee9e5f07f0",
                            "lessThan": "23b6a44ffea1c54a4232aa86ee470b21422a8cc5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7897b071ac3b45a5788d084fc7f8a8ee9e5f07f0",
                            "lessThan": "e92a45b872b035c79acde8dd0da096a72b61ff2f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7897b071ac3b45a5788d084fc7f8a8ee9e5f07f0",
                            "lessThan": "8558e3195664113c14a4d8fcf221b3caff41fed1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7897b071ac3b45a5788d084fc7f8a8ee9e5f07f0",
                            "lessThan": "7d059f390750152b9bd69df934198651b94fc26d",
                            "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/ethernet/cadence/macb_main.c"
                    ],
                    "versions": [
                        {
                            "version": "5.5",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.5",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.189",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.158",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.111",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.53",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.7",
                            "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": "5.5",
                                    "versionEndExcluding": "6.1.189"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.5",
                                    "versionEndExcluding": "6.6.158"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.5",
                                    "versionEndExcluding": "6.12.111"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.5",
                                    "versionEndExcluding": "6.18.53"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.5",
                                    "versionEndExcluding": "7.2.7"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.5",
                                    "versionEndExcluding": "7.3"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/0112aa02c7847314be599d68783d50c7e228a694"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c1de1e7b51ab2531f564b39b51998c3d71caccd7"
                },
                {
                    "url": "https://git.kernel.org/stable/c/23b6a44ffea1c54a4232aa86ee470b21422a8cc5"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e92a45b872b035c79acde8dd0da096a72b61ff2f"
                },
                {
                    "url": "https://git.kernel.org/stable/c/8558e3195664113c14a4d8fcf221b3caff41fed1"
                },
                {
                    "url": "https://git.kernel.org/stable/c/7d059f390750152b9bd69df934198651b94fc26d"
                }
            ],
            "title": "net: macb: destroy the phylink instance on the probe error path",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}