{"id":"CVE-2026-35406","aliases":["GHSA-hfpq-x728-986j"],"url":"https://o3.security/vulnerability/CVE-2026-35406","summary":"Aardvark-dns has incorrect error handling for malformed tcp packets","details":"Aardvark-dns is an authoritative dns server for A/AAAA container records. From 1.16.0 to 1.17.0, a truncated TCP DNS query followed by a connection reset causes aardvark-dns to enter an unrecoverable infinite error loop at 100% CPU. This vulnerability is fixed in 1.17.1.","published":"2026-04-07T21:32:23.512Z","modified":"2026-08-12T03:51:16.240699919Z","cvss":{"score":6.2,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"crates.io","name":"netavark","fixedVersion":"1.17.1"}],"fix":{"url":"https://github.com/containers/aardvark-dns/commit/3b49ea7b38bdea134b7f03256f2e13f44ce73bb1","label":"containers/aardvark-dns@3b49ea7"},"references":[{"type":"WEB","url":"https://github.com/containers/aardvark-dns/releases/tag/v1.17.1"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/35xxx/CVE-2026-35406.json"},{"type":"ADVISORY","url":"https://github.com/containers/aardvark-dns/security/advisories/GHSA-hfpq-x728-986j"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-35406"},{"type":"FIX","url":"https://github.com/containers/aardvark-dns/commit/3b49ea7b38bdea134b7f03256f2e13f44ce73bb1"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:16.240699919Z"}}