{"action":"Upgrade inspircd to 3.8.1-2 or later.","affected":[{"fixed":"3.8.1-2","introduced":"0"}],"component":"inspircd","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["3.8.1-2"],"id":"tcs_01M5NFQSVKYG5CH980GPQWN6BN","modified_at":"2026-10-23T18:04:49.763500583Z","published_at":"2021-05-27T05:15:06.993Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-33586","https://security-tracker.debian.org/tracker/CVE-2021-33586"],"severity":{"label":"medium","score":4.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-33586","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-33586"}],"summary":"InspIRCd 3.8.0 through 3.9.x before 3.10.0 allows any user (able to connect to the server) to access recently deallocated memory, aka the \"malformed PONG\" issue."}