{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-93109",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-09-17T16:02:15.085Z",
        "datePublished": "2026-09-17T16:11:19.135Z",
        "dateUpdated": "2026-10-19T09:05:41.900Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-10-19T09:05:41.900Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/mlx5: Drain RCU callbacks during module teardown\n\ndevx_free_subscription() can remain queued after the last DevX event file\ndrops its module reference or an auxiliary driver detaches its devices.\nmlx5_ib can then unload before the callback runs.\n\nRegistration error unwind has the same risk because driver registration\ncan attach existing devices before failing. Wait after all drivers have\nstopped."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/infiniband/hw/mlx5/main.c"
                    ],
                    "versions": [
                        {
                            "version": "6898d1c661d79f4707d8ba82991b2195822780ca",
                            "lessThan": "ca428e597f12b278bf158356e34641e6386cfa82",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6898d1c661d79f4707d8ba82991b2195822780ca",
                            "lessThan": "59d60e04afd012f07e996d2e34cb90a4ec6f5cff",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6898d1c661d79f4707d8ba82991b2195822780ca",
                            "lessThan": "2f946e7839f677fa14574b6babad14b37ae0bbbe",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6898d1c661d79f4707d8ba82991b2195822780ca",
                            "lessThan": "4be7810ba70291abb2f68cc6db0ae1b93ee9c76a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6898d1c661d79f4707d8ba82991b2195822780ca",
                            "lessThan": "7babc25d8dd5b7642920fbc0737cfd1469e7025b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6898d1c661d79f4707d8ba82991b2195822780ca",
                            "lessThan": "4664368b9bd9d5d79ebad24056b98c34b9fed20f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6898d1c661d79f4707d8ba82991b2195822780ca",
                            "lessThan": "e37cdd75f8d61c1123d324ae5667ac3da562290e",
                            "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/infiniband/hw/mlx5/main.c"
                    ],
                    "versions": [
                        {
                            "version": "5.6",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.6",
                            "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": "5.6",
                                    "versionEndExcluding": "5.15.221"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.6",
                                    "versionEndExcluding": "6.1.188"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.6",
                                    "versionEndExcluding": "6.6.157"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.6",
                                    "versionEndExcluding": "6.12.110"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.6",
                                    "versionEndExcluding": "6.18.52"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.6",
                                    "versionEndExcluding": "7.2.6"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.6",
                                    "versionEndExcluding": "7.3"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/ca428e597f12b278bf158356e34641e6386cfa82"
                },
                {
                    "url": "https://git.kernel.org/stable/c/59d60e04afd012f07e996d2e34cb90a4ec6f5cff"
                },
                {
                    "url": "https://git.kernel.org/stable/c/2f946e7839f677fa14574b6babad14b37ae0bbbe"
                },
                {
                    "url": "https://git.kernel.org/stable/c/4be7810ba70291abb2f68cc6db0ae1b93ee9c76a"
                },
                {
                    "url": "https://git.kernel.org/stable/c/7babc25d8dd5b7642920fbc0737cfd1469e7025b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/4664368b9bd9d5d79ebad24056b98c34b9fed20f"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e37cdd75f8d61c1123d324ae5667ac3da562290e"
                }
            ],
            "title": "RDMA/mlx5: Drain RCU callbacks during module teardown",
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                "engine": "bippy-1.2.0"
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    }
}