{"action":"Upgrade dovecot to 1:2.3.10.1+dfsg1-1 or later.","affected":[{"fixed":"1:2.3.10.1+dfsg1-1","introduced":"0"}],"component":"dovecot","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1:2.3.10.1+dfsg1-1"],"id":"tcs_01M5NEFQ4VZW8W2WB2S989PY74","modified_at":"2026-10-26T12:01:17.360212354Z","published_at":"2020-05-18T14:15:11.827Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-10958","https://security-tracker.debian.org/tracker/CVE-2020-10958"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-10958#Debian:13/dovecot","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-10958"}],"summary":"In Dovecot before 2.3.10.1, a crafted SMTP/LMTP message triggers an unauthenticated use-after-free bug in submission-login, submission, or lmtp, and can lead to a crash under circumstances involving m"}