{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-46009",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-05-13T15:03:33.092Z",
        "datePublished": "2026-05-27T12:56:09.581Z",
        "dateUpdated": "2026-06-14T17:47:44.154Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-06-14T17:47:44.154Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nPCI: endpoint: pci-epf-ntb: Remove duplicate resource teardown\n\nepf_ntb_epc_destroy() duplicates the teardown that the caller is\nsupposed to do later. This leads to an oops when .allow_link fails or\nwhen .drop_link is performed. Remove the helper.\n\nAlso drop pci_epc_put(). EPC device refcounting is tied to configfs EPC\ngroup lifetime, and pci_epc_put() in the .drop_link path is sufficient."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/pci/endpoint/functions/pci-epf-ntb.c"
                    ],
                    "versions": [
                        {
                            "version": "8b821cf761503b80d0bd052f932adfe1bc1a0088",
                            "lessThan": "c3029721b84f59e790285ad27544ed5d3cb0f2a6",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8b821cf761503b80d0bd052f932adfe1bc1a0088",
                            "lessThan": "c72f6a7ea638f95c486a5cfd86e567b646027687",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8b821cf761503b80d0bd052f932adfe1bc1a0088",
                            "lessThan": "72099f015d3c77bf2eb703d1aab113bd7a60915a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8b821cf761503b80d0bd052f932adfe1bc1a0088",
                            "lessThan": "756ca5e7ed22d9045bb4de4c981f9149278d5cd3",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8b821cf761503b80d0bd052f932adfe1bc1a0088",
                            "lessThan": "65fc57c8b8f0b31be62be291cb1bb01755cec85d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8b821cf761503b80d0bd052f932adfe1bc1a0088",
                            "lessThan": "e813c95e4c8edd31599081e6356e20ada30e266d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8b821cf761503b80d0bd052f932adfe1bc1a0088",
                            "lessThan": "3446beddba450c8d6f9aca2f028712ac527fead3",
                            "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/pci/endpoint/functions/pci-epf-ntb.c"
                    ],
                    "versions": [
                        {
                            "version": "5.12",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.12",
                            "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": "6.6.140",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.86",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.27",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0.4",
                            "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:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.12",
                                    "versionEndExcluding": "5.15.209"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.12",
                                    "versionEndExcluding": "6.1.175"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.12",
                                    "versionEndExcluding": "6.6.140"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.12",
                                    "versionEndExcluding": "6.12.86"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.12",
                                    "versionEndExcluding": "6.18.27"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.12",
                                    "versionEndExcluding": "7.0.4"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.12",
                                    "versionEndExcluding": "7.1"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/c3029721b84f59e790285ad27544ed5d3cb0f2a6"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c72f6a7ea638f95c486a5cfd86e567b646027687"
                },
                {
                    "url": "https://git.kernel.org/stable/c/72099f015d3c77bf2eb703d1aab113bd7a60915a"
                },
                {
                    "url": "https://git.kernel.org/stable/c/756ca5e7ed22d9045bb4de4c981f9149278d5cd3"
                },
                {
                    "url": "https://git.kernel.org/stable/c/65fc57c8b8f0b31be62be291cb1bb01755cec85d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e813c95e4c8edd31599081e6356e20ada30e266d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/3446beddba450c8d6f9aca2f028712ac527fead3"
                }
            ],
            "title": "PCI: endpoint: pci-epf-ntb: Remove duplicate resource teardown",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}