{"action":"Upgrade ocaml to 4.05.0-11 or later.","affected":[{"fixed":"4.05.0-11","introduced":"0"}],"component":"ocaml","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["4.05.0-11"],"id":"tcs_01M5NDK49A2GS2FFWVY9N540NB","modified_at":"2026-10-23T18:03:10.295501304Z","published_at":"2018-04-06T18:29:00.207Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2018-9838","https://security-tracker.debian.org/tracker/CVE-2018-9838"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2018-9838","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2018-9838"}],"summary":"The caml_ba_deserialize function in byterun/bigarray.c in the standard library in OCaml 4.06.0 has an integer overflow which, in situations where marshalled data is accepted from an untrusted source,"}