{"id":"CVE-2026-53001","summary":"netfilter: xtables: restrict several matches to inet family","details":"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-\u003etclassid is ipv4\nspecific.","modified":"2026-07-12T03:55:00.095354733Z","published":"2026-06-24T16:29:13.513Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53001.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/14203f9edf944b3fb63faadd62f38452421ecdfc"},{"type":"WEB","url":"https://git.kernel.org/stable/c/689a91ff18d6448d94c1ab7c076fecdb2b668bef"},{"type":"WEB","url":"https://git.kernel.org/stable/c/76160e04440c9698b989dbd9492a7ec4f520c9ee"},{"type":"WEB","url":"https://git.kernel.org/stable/c/7eaf9c740f33230cb224dc265f3c69f8531ff57b"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9a109751b297b0f2135495749ef5a18ba31ec7d4"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b6fe26f86a1649f84e057f3f15605b08eda15497"},{"type":"WEB","url":"https://git.kernel.org/stable/c/cbeb259f31382de70a70a59ffd0e66f5e80d9818"},{"type":"WEB","url":"https://git.kernel.org/stable/c/fa88161ef56e29bdaa05cc89dbc4ee221e94bfe9"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53001.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53001"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"ab4f21e6fb1c09b13c4c3cb8357babe8223471bd"},{"fixed":"14203f9edf944b3fb63faadd62f38452421ecdfc"},{"fixed":"7eaf9c740f33230cb224dc265f3c69f8531ff57b"},{"fixed":"9a109751b297b0f2135495749ef5a18ba31ec7d4"},{"fixed":"cbeb259f31382de70a70a59ffd0e66f5e80d9818"},{"fixed":"689a91ff18d6448d94c1ab7c076fecdb2b668bef"},{"fixed":"76160e04440c9698b989dbd9492a7ec4f520c9ee"},{"fixed":"fa88161ef56e29bdaa05cc89dbc4ee221e94bfe9"},{"fixed":"b6fe26f86a1649f84e057f3f15605b08eda15497"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-53001.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.6.28"},{"fixed":"5.10.258"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.209"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.175"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.141"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.91"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.33"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.0.10"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-53001.json"}}],"schema_version":"1.7.5"}