{"id":"CVE-2026-72416","title":"netfilter: nft_compat: ebtables emulation must reject non-bridge targets","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nft_compat: ebtables emulation must reject non-bridge targets\n\nxtables targets return netfilter verdicts: NF_ACCEPT, NF_DROP, and so\non.  ebtables targets re…","severity":"high","cvss":7.3,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H","cvssSource":"cna","vendor":"Linux","product":"Linux","affected":["Linux >= 0ca743a5599199152a31a7146b83213c786c2eb2 < efc17b9240d821c424bc5191a5c6e9384a06293e","Linux >= 0ca743a5599199152a31a7146b83213c786c2eb2 < b3f7a84540a0d014ec42343ff5909657c1bd1994","Linux >= 0ca743a5599199152a31a7146b83213c786c2eb2 < 33e1875d6b5b552a2e5652b40074c604199354ee","Linux >= 0ca743a5599199152a31a7146b83213c786c2eb2 < c129b0185e707dce405968e21afccd5728b2ce63","Linux >= 0ca743a5599199152a31a7146b83213c786c2eb2 < 9dbba7e694ec045f21ede2f892fb42b81b4e1692","Linux 3.13"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-10-16T18:49:19.746704Z"},"published":"2026-08-15","updated":"2026-10-16","sourceUpdated":"2026-10-16T18:55:22.509Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-72416","references":[{"url":"https://git.kernel.org/stable/c/efc17b9240d821c424bc5191a5c6e9384a06293e"},{"url":"https://git.kernel.org/stable/c/b3f7a84540a0d014ec42343ff5909657c1bd1994"},{"url":"https://git.kernel.org/stable/c/33e1875d6b5b552a2e5652b40074c604199354ee"},{"url":"https://git.kernel.org/stable/c/c129b0185e707dce405968e21afccd5728b2ce63"},{"url":"https://git.kernel.org/stable/c/9dbba7e694ec045f21ede2f892fb42b81b4e1692"}],"tags":["cve.org"],"epss":0.00173,"epssPercentile":0.06282,"ingestedAt":"2026-10-16T19:46:24.398Z","slug":"CVE-2026-72416","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nft_compat: ebtables emulation must reject non-bridge targets\n\nxtables targets return netfilter verdicts: NF_ACCEPT, NF_DROP, and so\non.  ebtables targets return incompatible verdicts: EBT_ACCEPT,\nEBT_DROP, ...   We cannot allow fallback to NFPROTO_UNSPEC.\n\nebtables doesn't permit this since\n11ff7288beb2 (\"netfilter: ebtables: reject non-bridge targets\")\nbut that commit missed the nft_compat layer.\n\n## Affected\n\n- `Linux >= 0ca743a5599199152a31a7146b83213c786c2eb2 < efc17b9240d821c424bc5191a5c6e9384a06293e`\n- `Linux >= 0ca743a5599199152a31a7146b83213c786c2eb2 < b3f7a84540a0d014ec42343ff5909657c1bd1994`\n- `Linux >= 0ca743a5599199152a31a7146b83213c786c2eb2 < 33e1875d6b5b552a2e5652b40074c604199354ee`\n- `Linux >= 0ca743a5599199152a31a7146b83213c786c2eb2 < c129b0185e707dce405968e21afccd5728b2ce63`\n- `Linux >= 0ca743a5599199152a31a7146b83213c786c2eb2 < 9dbba7e694ec045f21ede2f892fb42b81b4e1692`\n- `Linux 3.13`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":40,"depthScoreParts":{"impact":40.2,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}