{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2023-52997",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-03-27T16:40:15.742Z",
        "datePublished": "2025-03-27T16:43:31.164Z",
        "dateUpdated": "2026-05-11T19:36:37.355Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:36:37.355Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nipv4: prevent potential spectre v1 gadget in ip_metrics_convert()\n\nif (!type)\n\t\tcontinue;\n\tif (type > RTAX_MAX)\n\t\treturn -EINVAL;\n\t...\n\tmetrics[type - 1] = val;\n\n@type being used as an array index, we need to prevent\ncpu speculation or risk leaking kernel memory content."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/ipv4/metrics.c"
                    ],
                    "versions": [
                        {
                            "version": "6cf9dfd3bd62edfff69f11c0f111bc261166e4c7",
                            "lessThan": "ef050cf5fb70d995a0d03244e25179b7c66a924a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6cf9dfd3bd62edfff69f11c0f111bc261166e4c7",
                            "lessThan": "746db9ec1e672eee13965625ddac0d97e16fa20c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6cf9dfd3bd62edfff69f11c0f111bc261166e4c7",
                            "lessThan": "34c6142f0df9cd75cba5a7aa9df0960d2854b415",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6cf9dfd3bd62edfff69f11c0f111bc261166e4c7",
                            "lessThan": "d50e7348b44f1e046121ff5be01b7fb6978a1149",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6cf9dfd3bd62edfff69f11c0f111bc261166e4c7",
                            "lessThan": "6850fe301d015a7d2012d1de8caf43dafb7cc2f6",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6cf9dfd3bd62edfff69f11c0f111bc261166e4c7",
                            "lessThan": "1d1d63b612801b3f0a39b7d4467cad0abd60e5c8",
                            "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/ipv4/metrics.c"
                    ],
                    "versions": [
                        {
                            "version": "4.3",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.3",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.272",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.231",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.166",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.91",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.9",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.2",
                            "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": "4.3",
                                    "versionEndExcluding": "4.19.272"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.3",
                                    "versionEndExcluding": "5.4.231"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.3",
                                    "versionEndExcluding": "5.10.166"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.3",
                                    "versionEndExcluding": "5.15.91"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.3",
                                    "versionEndExcluding": "6.1.9"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.3",
                                    "versionEndExcluding": "6.2"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/ef050cf5fb70d995a0d03244e25179b7c66a924a"
                },
                {
                    "url": "https://git.kernel.org/stable/c/746db9ec1e672eee13965625ddac0d97e16fa20c"
                },
                {
                    "url": "https://git.kernel.org/stable/c/34c6142f0df9cd75cba5a7aa9df0960d2854b415"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d50e7348b44f1e046121ff5be01b7fb6978a1149"
                },
                {
                    "url": "https://git.kernel.org/stable/c/6850fe301d015a7d2012d1de8caf43dafb7cc2f6"
                },
                {
                    "url": "https://git.kernel.org/stable/c/1d1d63b612801b3f0a39b7d4467cad0abd60e5c8"
                }
            ],
            "title": "ipv4: prevent potential spectre v1 gadget in ip_metrics_convert()",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}