{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"msgpack-c","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":[],"id":"tcs_01M5NV3M6552AY5VRM97YT2HX7","modified_at":"2026-10-23T17:47:30.462805176Z","published_at":"2026-08-20T19:17:01.040Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-72854","https://security-tracker.debian.org/tracker/CVE-2026-72854"],"severity":{"label":"medium","score":5.3},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-72854","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-72854"}],"summary":"msgpack_unpacker_expand_buffer in src/unpack.c, reached through the public msgpack_unpacker_reserve_buffer API, computes its new buffer size using an unchecked size_t addition of the requested size an"}