{"id":"RHSA-2021:0245","summary":"Red Hat Security Advisory: dnsmasq security update","modified":"2026-03-11T07:19:18.900751Z","published":"2024-09-29T17:51:40Z","upstream":["CVE-2020-25684","CVE-2020-25685","CVE-2020-25686"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2021:0245"},{"type":"ARTICLE","url":"https://access.redhat.com/security/updates/classification/#moderate"},{"type":"ARTICLE","url":"https://access.redhat.com/security/vulnerabilities/RHSB-2021-001"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1889686"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1889688"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1890125"},{"type":"ADVISORY","url":"https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_0245.json"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2020-25684"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2020-25684"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-25684"},{"type":"ARTICLE","url":"https://www.jsof-tech.com/disclosures/dnspooq/"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2020-25685"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2020-25685"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-25685"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2020-25686"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2020-25686"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-25686"}],"affected":[{"package":{"name":"dnsmasq","ecosystem":"Red Hat:rhel_aus:7.3::server","purl":"pkg:rpm/redhat/dnsmasq"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:2.66-21.el7_3.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2021:0245.json"}},{"package":{"name":"dnsmasq-debuginfo","ecosystem":"Red Hat:rhel_aus:7.3::server","purl":"pkg:rpm/redhat/dnsmasq-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:2.66-21.el7_3.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2021:0245.json"}},{"package":{"name":"dnsmasq-utils","ecosystem":"Red Hat:rhel_aus:7.3::server","purl":"pkg:rpm/redhat/dnsmasq-utils"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:2.66-21.el7_3.3"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2021:0245.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N"}]}