{"action":"Upgrade irssi to 1.0.5-r0 or later.","affected":[{"fixed":"1.0.5-r0","introduced":"0"}],"component":"irssi","cve_ids":[],"ecosystem":"Alpine","ecosystem_qualifier":"Alpine:v3.16","exploited":false,"fixed_versions":["1.0.5-r0"],"id":"tcs_01M5N99DZ0S4AXWHSGZM0746C0","modified_at":"2026-06-15T18:24:28.649758710Z","published_at":"2017-10-22T20:29:00.307Z","references":["https://osv.dev/vulnerability/ALPINE-CVE-2017-15721","https://security.alpinelinux.org/vuln/CVE-2017-15721"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"ALPINE-CVE-2017-15721#Alpine:v3.16/irssi","url":"https://osv.dev/vulnerability/ALPINE-CVE-2017-15721"}],"summary":"In Irssi before 1.0.5, certain incorrectly formatted DCC CTCP messages could cause a NULL pointer dereference. This is a separate, but similar, issue relative to CVE-2017-9468."}