CVE-2018-12249 — NULL Pointer Dereference in Mruby

CWE-476 — NULL Pointer Dereference4 documents4 sources
Severity
7.5HIGHNVD
EPSS
0.7%
top 28.89%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
MrubyDebian MrubyDebian Linux
Timeline
PublishedJun 12
Latest updateMay 7

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages3 packages

▶debiandebian/mruby< mruby 1.4.1+20180622+git640fca32-1 (bookworm)
▶Debianmruby/mruby< 1.4.1+20180622+git640fca32-1+3
▶NVDmruby/mruby1.4.1

Also affects: Debian Linux 9.0

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-3h2j-h4g8-5pmr: An issue was discovered in mruby 1↗2022-05-07
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OSV
CVE-2018-12249: An issue was discovered in mruby 1↗2018-06-12
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📋Vendor Advisories

1
Debian
CVE-2018-12249: mruby - An issue was discovered in mruby 1.4.1. There is a NULL pointer dereference in m...↗2018
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