{"action":"Upgrade dnsmasq to 2.83-1 or later.","affected":[{"fixed":"2.83-1","introduced":"0"}],"component":"dnsmasq","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["2.83-1"],"id":"tcs_01M5NEW8CXHDJRESFC3YB188KJ","modified_at":"2026-09-11T11:02:29.862547016Z","published_at":"2021-01-20T17:15:12.843Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-25681","https://security-tracker.debian.org/tracker/CVE-2020-25681"],"severity":{"label":"high","score":8.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-25681#Debian:14/dnsmasq","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-25681"}],"summary":"A flaw was found in dnsmasq before version 2.83. A heap-based buffer overflow was discovered in the way RRSets are sorted before validating with DNSSEC data. An attacker on the network, who can forge"}