{"id":"ALSA-2023:3559","summary":"Important: c-ares security update","details":"The c-ares C library defines asynchronous DNS (Domain Name System) requests and provides name resolving API.\n\nSecurity Fix(es):\n\n* c-ares: 0-byte UDP payload Denial of Service (CVE-2023-32067)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.","modified":"2026-01-30T01:35:14.257104Z","published":"2023-06-13T00:00:00Z","related":["CVE-2023-32067"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2023:3559"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2023-32067"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2209502"},{"type":"ADVISORY","url":"https://errata.almalinux.org/9/ALSA-2023-3559.html"}],"affected":[{"package":{"name":"c-ares","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/c-ares"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.17.1-5.el9_2.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2023:3559.json"}},{"package":{"name":"c-ares-devel","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/c-ares-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.17.1-5.el9_2.1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2023:3559.json"}}],"schema_version":"1.7.3"}