{"action":"Upgrade exim4 to 4.99.2-2 or later.","affected":[{"fixed":"4.99.2-2","introduced":"0"}],"component":"exim4","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["4.99.2-2"],"id":"tcs_01M5NS97RFJP5XEGB5JK7HS14K","modified_at":"2026-10-01T03:03:05.945902448Z","published_at":"2026-05-12T20:16:46.137Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-45185","https://security-tracker.debian.org/tracker/CVE-2026-45185"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-45185#Debian:14/exim4","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-45185"}],"summary":"Exim before 4.99.3, in certain GnuTLS configurations, has a remotely reachable use-after-free in the BDAT body parsing path. It is triggered when a client sends a TLS close_notify mid-body during a CH"}