{"id":"CVE-2018-12249","details":"An issue was discovered in mruby 1.4.1. There is a NULL pointer dereference in mrb_class_real because \"class BasicObject\" is not properly supported in class.c.","modified":"2026-05-17T11:54:24.993694735Z","published":"2018-06-12T14:29:00.460Z","database_specific":{"unresolved_ranges":[{"vendor_product":"debian:debian_linux","extracted_events":[{"last_affected":"9.0"}],"source":"CPE_FIELD","cpes":["cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"]}]},"references":[{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2022/05/msg00006.html"},{"type":"REPORT","url":"https://github.com/mruby/mruby/issues/4037"},{"type":"FIX","url":"https://github.com/mruby/mruby/commit/faa4eaf6803bd11669bc324b4c34e7162286bfa3"}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}