{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"libcoap3","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":[],"id":"tcs_01M5NKEN93613GFWBT1NDCPWVZ","modified_at":"2026-11-02T12:02:06.299142214Z","published_at":"2024-04-17T19:15:07.623Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2024-31031","https://security-tracker.debian.org/tracker/CVE-2024-31031"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2024-31031","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2024-31031"}],"summary":"An issue in `coap_pdu.c` in libcoap 4.3.4 allows attackers to cause undefined behavior via a sequence of messages leading to unsigned integer overflow."}