{"action":"Upgrade inspircd to 2.0.5-0.1 or later.","affected":[{"fixed":"2.0.5-0.1","introduced":"0"}],"component":"inspircd","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["2.0.5-0.1"],"id":"tcs_01M5NA0PYNZHWS92PACY9SW0ZB","modified_at":"2026-10-23T17:47:26.367911067Z","published_at":"2012-03-22T03:28:04.470Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2012-1836","https://security-tracker.debian.org/tracker/CVE-2012-1836"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2012-1836","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2012-1836"}],"summary":"Heap-based buffer overflow in dns.cpp in InspIRCd 2.0.5 might allow remote attackers to execute arbitrary code via a crafted DNS query that uses compression."}