{"id":"CVE-2026-13002","aliases":["AZL-96617","BELL-CVE-2026-13002","DEBIAN-CVE-2026-13002","EUVD-2026-58674","GHSA-gf7x-hg8h-x3gf","UBUNTU-CVE-2026-13002"],"status":"rejected","title":"A flow has been identified into dnssec.c library, causing an infinite loop to dnsmasq service. An...","description":"Rejected as this CVE is duplicate to CVE-2026-4890.","severity":{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","from":"ghsa"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-835"],"published":"2026-08-14T15:02:26Z","modified":"2026-11-05T11:46:32Z","affected":[{"source":"osv","ecosystem":"Azure Linux:3","package":"dnsmasq","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"2.93-1"}]}]},{"source":"osv","ecosystem":"Alpaquita:23","package":"dnsmasq","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.87-r0"}]}]},{"source":"osv","ecosystem":"Alpaquita:25","package":"dnsmasq","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.91-r0"}]}]},{"source":"osv","ecosystem":"Alpaquita:stream","package":"dnsmasq","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.89-r2"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"dnsmasq","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.89-1","2.90-1","2.90-2","2.90-3","2.90-4","2.90-4~deb12u1","2.90-4~deb12u2","2.90-5","2.90-6","2.90-7","2.91-1","2.91~test6-1","2.91~test9-1","2.92-1","2.92-1+exp1","2.92-1~exp1","2.92-2","2.92-3","2.92-4","2.92-5","2.92~rc1-1","2.92~rc3-1","2.93-1","2.93-2","2.93-3"]},{"source":"osv","ecosystem":"Debian:13","package":"dnsmasq","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.91-1","2.91-1+deb13u1","2.91-1+deb13u2","2.92-1","2.92-1+exp1","2.92-1~exp1","2.92-2","2.92-3","2.92-4","2.92-5","2.92~rc1-1","2.92~rc3-1","2.93-1","2.93-2","2.93-3"]},{"source":"osv","ecosystem":"Debian:14","package":"dnsmasq","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.91-1","2.92-1","2.92-1+exp1","2.92-1~exp1","2.92-2","2.92-3","2.92-4","2.92-5","2.92~rc1-1","2.92~rc3-1","2.93-1","2.93-2","2.93-3"]},{"source":"osv","ecosystem":"Ubuntu:Pro:14.04:LTS","package":"dnsmasq","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.66-4ubuntu1","2.67-1","2.68-1","2.68-1ubuntu0.1","2.68-1ubuntu0.2","2.68-1ubuntu0.2+esm1","2.68-1ubuntu0.2+esm2","2.68-1ubuntu0.2+esm3","2.68-1ubuntu0.2+esm5","2.68-1ubuntu0.2+esm6"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"dnsmasq","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.75-1","2.75-1ubuntu0.16.04.1","2.75-1ubuntu0.16.04.2","2.75-1ubuntu0.16.04.3","2.75-1ubuntu0.16.04.4","2.75-1ubuntu0.16.04.5","2.75-1ubuntu0.16.04.7","2.75-1ubuntu0.16.04.8","2.75-1ubuntu0.16.04.10","2.75-1ubuntu0.16.04.10+esm1","2.79-1ubuntu0.16.04.1+esm1","2.79-1ubuntu0.16.04.1+esm2","2.90-0ubuntu0.16.04.1+esm1","2.90-0ubuntu0.16.04.1+esm3","2.90-0ubuntu0.16.04.1+esm4"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"dnsmasq","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.78-1","2.78-3","2.79-1","2.79-1ubuntu0.2","2.79-1ubuntu0.3","2.79-1ubuntu0.4","2.79-1ubuntu0.5","2.79-1ubuntu0.6","2.79-1ubuntu0.7","2.90-0ubuntu0.18.04.1+esm1","2.90-0ubuntu0.18.04.1+esm3","2.90-0ubuntu0.18.04.1+esm4"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"dnsmasq","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.80-1ubuntu2","2.80-1ubuntu4","2.80-1.1ubuntu1","2.80-1.1ubuntu1.2","2.80-1.1ubuntu1.3","2.80-1.1ubuntu1.4","2.80-1.1ubuntu1.5","2.80-1.1ubuntu1.6","2.80-1.1ubuntu1.7","2.90-0ubuntu0.20.04.1","2.90-0ubuntu0.20.04.1+esm2","2.90-0ubuntu0.20.04.1+esm3"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"dnsmasq","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.85-1ubuntu2","2.86-1.1","2.86-1.1ubuntu0.1","2.86-1.1ubuntu0.2","2.86-1.1ubuntu0.3","2.86-1.1ubuntu0.4","2.86-1.1ubuntu0.5","2.90-0ubuntu0.22.04.1","2.90-0ubuntu0.22.04.3","2.90-0ubuntu0.22.04.4","2.91-0ubuntu0.22.04.1","2.91-0ubuntu0.22.04.2"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"dnsmasq","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.89-1","2.90-2","2.90-2build1","2.90-2build2","2.90-2ubuntu0.1","2.90-2ubuntu0.3","2.90-2ubuntu0.4","2.91-0ubuntu0.24.04.1","2.91-0ubuntu0.24.04.2"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"dnsmasq","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.92-1","2.93-1","2.93-3ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"dnsmasq","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.91-1build1","2.92~rc3-1","2.92-1","2.92-1ubuntu0.2","2.92-1ubuntu0.3","2.92-1ubuntu0.4","2.92-1ubuntu0.5"]}],"references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-13002","tags":["web"]},{"url":"https://access.redhat.com/security/cve/CVE-2026-13002","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2486360"},{"url":"https://github.com/advisories/GHSA-gf7x-hg8h-x3gf"},{"url":"https://docs.bell-sw.com/security/cves/CVE-2026-13002","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-13002","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-13002","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-13002","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-13002","description":"Rejected as this CVE is duplicate to CVE-2026-4890.","status":"rejected","published":"2026-08-14T15:02:26.469Z","modified":"2026-10-30T14:02:20.211Z","updated_at":"2026-11-02T14:19:50.24628Z"}],"euvd":[{"id":"EUVD-2026-58674","description":"Rejected as this CVE is duplicate to CVE-2026-4890.","status":"published","published":"2026-08-14T15:02:26Z","modified":"2026-10-30T14:02:20Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T16:59:06.607412Z"}],"ghsa":[{"id":"GHSA-gf7x-hg8h-x3gf","title":"A flow has been identified into dnssec.c library, causing an infinite loop to dnsmasq service. An...","description":"A flow has been identified into dnssec.c library, causing an infinite loop to dnsmasq service. An attacker who controls any DNSSEC-signed zone can hang the dnsmasq process with a single crafted response, killing all DNS resolution for its clients.","status":"published","published":"2026-08-14T18:31:37Z","modified":"2026-08-14T18:31:41Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-835"],"updated_at":"2026-11-02T15:10:29.313415Z"}],"nvd":[{"id":"CVE-2026-13002","description":"Rejected reason: Rejected as this CVE is duplicate to CVE-2026-4890.","status":"rejected","published":"2026-08-14T16:16:49.267Z","modified":"2026-10-30T14:16:48.893Z","updated_at":"2026-11-02T14:12:37.557758Z"}],"osv":[{"id":"BELL-CVE-2026-13002","status":"published","published":"2026-08-15T06:05:02.2512Z","modified":"2026-08-20T07:15:04.251874331Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:28:23.037038Z"},{"id":"DEBIAN-CVE-2026-13002","description":"A flow has been identified into dnssec.c library, causing an infinite loop to dnsmasq service. An attacker who controls any DNSSEC-signed zone can hang the dnsmasq process with a single crafted response, killing all DNS resolution for its clients.","status":"published","published":"2026-08-14T16:16:49.267Z","modified":"2026-10-01T03:02:11.387476441Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:51.374409Z"},{"id":"UBUNTU-CVE-2026-13002","description":"Rejected reason: Rejected as this CVE is duplicate to CVE-2026-4890.","status":"published","published":"2026-08-14T16:16:00Z","modified":"2026-11-05T11:46:32.944411578Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-05T13:30:15.321876Z"},{"id":"AZL-96617","title":"CVE-2026-13002 affecting package dnsmasq 2.93-1","description":"A flow has been identified into dnssec.c library, causing an infinite loop to dnsmasq service. An attacker who controls any DNSSEC-signed zone can hang the dnsmasq process with a single crafted response, killing all DNS resolution for its clients.","status":"published","published":"2026-08-14T16:16:49Z","modified":"2026-10-30T05:35:37Z","updated_at":"2026-11-02T15:28:12.313414Z"}]}}