{"action":"Upgrade mongo-c-driver to 2.4.0-1 or later.","affected":[{"fixed":"2.4.0-1","introduced":"0"}],"component":"mongo-c-driver","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["2.4.0-1"],"id":"tcs_01M5NWWKMJHMN2CWBAR4BYP04Y","modified_at":"2026-09-26T09:00:30.838716998Z","published_at":"2026-09-17T21:17:56.443Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-93395","https://security-tracker.debian.org/tracker/CVE-2026-93395"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-93395#Debian:14/mongo-c-driver","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-93395"}],"summary":"A missing lower-bound validation in the bson_new_from_buffer() function of libbson allows an integer underflow when processing BSON data with a zero-length prefix. The function reads a 32-bit document"}