{"id":"RLSA-2022:2043","summary":"Moderate: 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: Missing input validation of host names may lead to domain hijacking (CVE-2021-3672)\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.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the Rocky Linux 8.6 Release Notes linked from the References section.","modified":"2026-02-05T00:15:13.076944Z","published":"2022-05-10T08:14:29Z","upstream":["CVE-2021-3672"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2022:2043"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1988342"}],"affected":[{"package":{"name":"c-ares","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/c-ares?distro=rocky-linux-8&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.13.0-6.el8"}],"database_specific":{"yum_repository":"BaseOS"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2022:2043.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}