{"action":"Upgrade ldns to 1.8.1-1 or later.","affected":[{"fixed":"1.8.1-1","introduced":"0"}],"component":"ldns","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1.8.1-1"],"id":"tcs_01M5NERV3HYHX0R2ETDFRB6S31","modified_at":"2026-10-26T12:00:48.339813137Z","published_at":"2022-01-21T14:15:07.690Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-19860","https://security-tracker.debian.org/tracker/CVE-2020-19860"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-19860#Debian:13/ldns","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-19860"}],"summary":"When ldns version 1.7.1 verifies a zone file, the ldns_rr_new_frm_str_internal function has a heap out of bounds read vulnerability. An attacker can leak information on the heap by constructing a zone"}