CVE-2021-46023

HIGH

mruby <3.1.0-rc - Memory Corruption

Title source: llm
STIX 2.1

Description

An Untrusted Pointer Dereference was discovered in function mrb_vm_exec in mruby before 3.1.0-rc. The vulnerability causes a segmentation fault and application crash.

References (1)

Core 1
Core References
Exploit, Issue Tracking, Third Party Advisory
https://github.com/mruby/mruby/issues/5613

Scores

CVSS v3 7.5
EPSS 0.0038
EPSS Percentile 59.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-119
Status published
Products (1)
mruby/mruby < 3.1.0
Published Feb 14, 2023
Tracked Since Feb 18, 2026