{"id":"MGASA-2026-0343","summary":"Updated c-ares packages fix security vulnerabilities","details":"Use-after-free / double-free in c-ares query-completion handling,\nremotely triggerable via ares_getaddrinfo() over TCP. (CVE-2026-33630)\nCPU-exhaustion denial of service via unbounded DNS name compression\npointer chains. (CVE-2026-69184)\nMemory-amplification denial of service via unvalidated DNS header record\ncounts. (CVE-2026-69186)\n","modified":"2026-08-31T16:30:04.403545003Z","published":"2026-08-31T16:22:02Z","upstream":["CVE-2026-33630","CVE-2026-69184","CVE-2026-69186"],"references":[{"type":"ADVISORY","url":"https://advisories.mageia.org/MGASA-2026-0343.html"},{"type":"REPORT","url":"https://bugs.mageia.org/show_bug.cgi?id=35847"},{"type":"WEB","url":"https://www.openwall.com/lists/oss-security/2026/07/06/8"},{"type":"ADVISORY","url":"https://github.com/c-ares/c-ares/security/advisories/GHSA-6wfj-rwm7-3542"},{"type":"ADVISORY","url":"https://github.com/c-ares/c-ares/security/advisories/GHSA-pjmc-gx33-gc76"},{"type":"ADVISORY","url":"https://github.com/c-ares/c-ares/security/advisories/GHSA-jv8r-gqr9-68wj"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RP4OX63ZTYCCB4UK6HI4BFEPQEPSNLOJ/"}],"affected":[{"package":{"name":"c-ares","ecosystem":"Mageia:10","purl":"pkg:rpm/mageia/c-ares?arch=source&distro=mageia-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.34.8-1.mga10"}]}],"ecosystem_specific":{"section":"core"},"database_specific":{"source":"https://advisories.mageia.org/MGASA-2026-0343.json"}}],"schema_version":"1.9.0","credits":[{"name":"Mageia","contact":["https://wiki.mageia.org/en/Packages_Security_Team"],"type":"COORDINATOR"}]}