{"id":"MGASA-2016-0351","summary":"Updated c-ares packages fix security vulnerability","details":"In c-ares before 1.12.0, When a string is passed in to 'ares_create_query'\nor 'ares_mkquery' and uses an escaped trailing dot, like \"hello\\.\", c-ares\ncalculates the string length wrong and subsequently writes outside of the\nthe allocated buffer with one byte. The wrongly written byte is the least\nsignificant byte of the 'dnsclass' argument; most commonly 1\n(CVE-2016-5180).\n","modified":"2026-04-16T06:25:01.707305229Z","published":"2016-10-21T14:48:32Z","upstream":["CVE-2016-5180"],"references":[{"type":"ADVISORY","url":"https://advisories.mageia.org/MGASA-2016-0351.html"},{"type":"REPORT","url":"https://bugs.mageia.org/show_bug.cgi?id=19489"},{"type":"WEB","url":"https://c-ares.haxx.se/adv_20160929.html"}],"affected":[{"package":{"name":"c-ares","ecosystem":"Mageia:5","purl":"pkg:rpm/mageia/c-ares?arch=source&distro=mageia-5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.10.0-5.1.mga5"}]}],"ecosystem_specific":{"section":"core"},"database_specific":{"source":"https://advisories.mageia.org/MGASA-2016-0351.json"}}],"schema_version":"1.7.5","credits":[{"name":"Mageia","contact":["https://wiki.mageia.org/en/Packages_Security_Team"],"type":"COORDINATOR"}]}