{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"mruby","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":[],"id":"tcs_01M5NVMK1BX1DRDP7HF8GXA4QN","modified_at":"2026-09-23T08:47:30.074957007Z","published_at":"2026-09-10T22:17:00.267Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-79590","https://security-tracker.debian.org/tracker/CVE-2026-79590"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-79590","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-79590"}],"summary":"A NULL pointer dereference vulnerability exists in the Prism parser component of mruby 4.0.0. An attacker can provide a specially crafted Ruby source file that triggers the parser to pass a NULL point"}