{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-50001",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-06-18T10:57:27.387Z",
        "datePublished": "2025-06-18T11:01:01.184Z",
        "dateUpdated": "2026-05-11T19:10:48.410Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:10:48.410Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nft_tproxy: restrict to prerouting hook\n\nTPROXY is only allowed from prerouting, but nft_tproxy doesn't check this.\nThis fixes a crash (null dereference) when using tproxy from e.g. output."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/netfilter/nft_tproxy.c"
                    ],
                    "versions": [
                        {
                            "version": "4ed8eb6570a49931c705512060acd50058d61616",
                            "lessThan": "0b21edf4cc13516716848e0a4fdf726aa2a62cd9",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4ed8eb6570a49931c705512060acd50058d61616",
                            "lessThan": "83ef55c4281f1b4c6bd4457c2e96ccd1c9e80200",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4ed8eb6570a49931c705512060acd50058d61616",
                            "lessThan": "eaba3f9b672c3a3f820da8ee9584b9520674eafa",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4ed8eb6570a49931c705512060acd50058d61616",
                            "lessThan": "9a1d92cbeac3335fee99fa865b8c5b0f2e71a8f7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4ed8eb6570a49931c705512060acd50058d61616",
                            "lessThan": "343fed6b0daeb528ae5c9d4d84d9ff763ac95619",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "4ed8eb6570a49931c705512060acd50058d61616",
                            "lessThan": "18bbc3213383a82b05383827f4b1b882e3f0a5a5",
                            "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/nft_tproxy.c"
                    ],
                    "versions": [
                        {
                            "version": "4.19",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.19",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.273",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.232",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.169",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.95",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.19.6",
                            "lessThanOrEqual": "5.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.0",
                            "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": "4.19",
                                    "versionEndExcluding": "4.19.273"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.19",
                                    "versionEndExcluding": "5.4.232"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.19",
                                    "versionEndExcluding": "5.10.169"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.19",
                                    "versionEndExcluding": "5.15.95"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.19",
                                    "versionEndExcluding": "5.19.6"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.19",
                                    "versionEndExcluding": "6.0"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/0b21edf4cc13516716848e0a4fdf726aa2a62cd9"
                },
                {
                    "url": "https://git.kernel.org/stable/c/83ef55c4281f1b4c6bd4457c2e96ccd1c9e80200"
                },
                {
                    "url": "https://git.kernel.org/stable/c/eaba3f9b672c3a3f820da8ee9584b9520674eafa"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9a1d92cbeac3335fee99fa865b8c5b0f2e71a8f7"
                },
                {
                    "url": "https://git.kernel.org/stable/c/343fed6b0daeb528ae5c9d4d84d9ff763ac95619"
                },
                {
                    "url": "https://git.kernel.org/stable/c/18bbc3213383a82b05383827f4b1b882e3f0a5a5"
                }
            ],
            "title": "netfilter: nft_tproxy: restrict to prerouting hook",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}