{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"mongo-c-driver","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":[],"id":"tcs_01M5NVYZSR5MYTRX2VGDYJRSMH","modified_at":"2026-09-23T09:00:20.541737319Z","published_at":"2026-09-03T16:18:25.417Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-84965","https://security-tracker.debian.org/tracker/CVE-2026-84965"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-84965#Debian:13/mongo-c-driver","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-84965"}],"summary":"An integer wraparound in an allocation size calculation in the BSON library's JSON parsing code can cause a buffer to be released while a following copy operation still writes through the stale pointe"}