{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-53001",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-06-09T07:44:35.377Z",
        "datePublished": "2026-06-24T16:29:13.513Z",
        "dateUpdated": "2026-06-24T16:29:13.513Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-06-24T16:29:13.513Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: xtables: restrict several matches to inet family\n\nThis is a partial revert of:\n\n  commit ab4f21e6fb1c (\"netfilter: xtables: use NFPROTO_UNSPEC in more extensions\")\n\nto allow ipv4 and ipv6 only.\n\n- xt_mac\n- xt_owner\n- xt_physdev\n\nThese extensions are not used by ebtables in userspace.\n\nMoreover, xt_realm is only for ipv4, since dst->tclassid is ipv4\nspecific."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/netfilter/xt_mac.c",
                        "net/netfilter/xt_owner.c",
                        "net/netfilter/xt_physdev.c",
                        "net/netfilter/xt_realm.c"
                    ],
                    "versions": [
                        {
                            "version": "ab4f21e6fb1c09b13c4c3cb8357babe8223471bd",
                            "lessThan": "14203f9edf944b3fb63faadd62f38452421ecdfc",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ab4f21e6fb1c09b13c4c3cb8357babe8223471bd",
                            "lessThan": "7eaf9c740f33230cb224dc265f3c69f8531ff57b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ab4f21e6fb1c09b13c4c3cb8357babe8223471bd",
                            "lessThan": "9a109751b297b0f2135495749ef5a18ba31ec7d4",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ab4f21e6fb1c09b13c4c3cb8357babe8223471bd",
                            "lessThan": "cbeb259f31382de70a70a59ffd0e66f5e80d9818",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ab4f21e6fb1c09b13c4c3cb8357babe8223471bd",
                            "lessThan": "689a91ff18d6448d94c1ab7c076fecdb2b668bef",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ab4f21e6fb1c09b13c4c3cb8357babe8223471bd",
                            "lessThan": "76160e04440c9698b989dbd9492a7ec4f520c9ee",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ab4f21e6fb1c09b13c4c3cb8357babe8223471bd",
                            "lessThan": "fa88161ef56e29bdaa05cc89dbc4ee221e94bfe9",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ab4f21e6fb1c09b13c4c3cb8357babe8223471bd",
                            "lessThan": "b6fe26f86a1649f84e057f3f15605b08eda15497",
                            "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/xt_mac.c",
                        "net/netfilter/xt_owner.c",
                        "net/netfilter/xt_physdev.c",
                        "net/netfilter/xt_realm.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.28",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.28",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.258",
                            "lessThanOrEqual": "5.10.*",
                            "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": "6.6.141",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.91",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.33",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0.10",
                            "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": "2.6.28",
                                    "versionEndExcluding": "5.10.258"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.28",
                                    "versionEndExcluding": "5.15.209"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.28",
                                    "versionEndExcluding": "6.1.175"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.28",
                                    "versionEndExcluding": "6.6.141"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.28",
                                    "versionEndExcluding": "6.12.91"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.28",
                                    "versionEndExcluding": "6.18.33"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.28",
                                    "versionEndExcluding": "7.0.10"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.28",
                                    "versionEndExcluding": "7.1"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/14203f9edf944b3fb63faadd62f38452421ecdfc"
                },
                {
                    "url": "https://git.kernel.org/stable/c/7eaf9c740f33230cb224dc265f3c69f8531ff57b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9a109751b297b0f2135495749ef5a18ba31ec7d4"
                },
                {
                    "url": "https://git.kernel.org/stable/c/cbeb259f31382de70a70a59ffd0e66f5e80d9818"
                },
                {
                    "url": "https://git.kernel.org/stable/c/689a91ff18d6448d94c1ab7c076fecdb2b668bef"
                },
                {
                    "url": "https://git.kernel.org/stable/c/76160e04440c9698b989dbd9492a7ec4f520c9ee"
                },
                {
                    "url": "https://git.kernel.org/stable/c/fa88161ef56e29bdaa05cc89dbc4ee221e94bfe9"
                },
                {
                    "url": "https://git.kernel.org/stable/c/b6fe26f86a1649f84e057f3f15605b08eda15497"
                }
            ],
            "title": "netfilter: xtables: restrict several matches to inet family",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}