CVE-2018-12249

HIGH

mruby 1.4.1 - Memory Corruption

Title source: llm
STIX 2.1

Description

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.

References (3)

Core 3
Core References
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://github.com/mruby/mruby/issues/4037
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2022/05/msg00006.html

Scores

CVSS v3 7.5
EPSS 0.0066
EPSS Percentile 71.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-476
Status published
Products (2)
debian/debian_linux 9.0
mruby/mruby 1.4.1
Published Jun 12, 2018
Tracked Since Feb 18, 2026