CVE-2018-12247
- Source
- https://cve.org/CVERecord?id=CVE-2018-12247
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-12247.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2018-12247
- Downstream
- Published
- 2018-06-12T14:29:00Z
- Modified
- 2026-05-17T11:54:15Z
- Severity
-
- 7.5 (High) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
An issue was discovered in mruby 1.4.1. There is a NULL pointer dereference in mrb_class, related to certain .clone usage, because mrb_obj_clone in kernel.c copies flags other than the MRB_FLAG_IS_FROZEN flag (e.g., the embedded flag).
- References