{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-45917",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-05-13T15:03:33.085Z",
        "datePublished": "2026-05-27T12:17:33.337Z",
        "dateUpdated": "2026-05-27T12:17:33.337Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-27T12:17:33.337Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nipvs: do not keep dest_dst if dev is going down\n\nThere is race between the netdev notifier ip_vs_dst_event()\nand the code that caches dst with dev that is going down.\nAs the FIB can be notified for the closed device after our\nhandler finishes, it is possible valid route to be returned\nand cached resuling in a leaked dev reference until the dest\nis not removed.\n\nTo prevent new dest_dst to be attached to dest just after the\nhandler dropped the old one, add a netif_running() check\nto make sure the notifier handler is not currently running\nfor device that is closing."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/netfilter/ipvs/ip_vs_xmit.c"
                    ],
                    "versions": [
                        {
                            "version": "7a4f0761fce32ff4918a7c23b08db564ad33092d",
                            "lessThan": "64af43033503458c46023e56d6ae7bb0f824b55f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7a4f0761fce32ff4918a7c23b08db564ad33092d",
                            "lessThan": "bae53b3baf2ff2f45f9205c438818fc055601a54",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7a4f0761fce32ff4918a7c23b08db564ad33092d",
                            "lessThan": "024eb0bd19f507e6e7f0c7a7e5506d66b5dc1d3e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7a4f0761fce32ff4918a7c23b08db564ad33092d",
                            "lessThan": "8fde939b0206afc1d5846217a01a16b9bc8c7896",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/netfilter/ipvs/ip_vs_xmit.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.39",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.39",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.75",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.14",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19.4",
                            "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": "2.6.39",
                                    "versionEndExcluding": "6.12.75"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.39",
                                    "versionEndExcluding": "6.18.14"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.39",
                                    "versionEndExcluding": "6.19.4"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.39",
                                    "versionEndExcluding": "7.0"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/64af43033503458c46023e56d6ae7bb0f824b55f"
                },
                {
                    "url": "https://git.kernel.org/stable/c/bae53b3baf2ff2f45f9205c438818fc055601a54"
                },
                {
                    "url": "https://git.kernel.org/stable/c/024eb0bd19f507e6e7f0c7a7e5506d66b5dc1d3e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/8fde939b0206afc1d5846217a01a16b9bc8c7896"
                }
            ],
            "title": "ipvs: do not keep dest_dst if dev is going down",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}