CVE-2020-23302

CRITICAL

JerryScript 2.2.0 - Use-After-Free in ecma_ref_ecma_string

Title source: llm
STIX 2.1

Description

There is a heap-use-after-free at ecma-helpers-string.c:772 in ecma_ref_ecma_string in JerryScript 2.2.0

References (1)

Core 1
Core References
Exploit, Issue Tracking, Patch, Third Party Advisory x_refsource_confirm
https://github.com/jerryscript-project/jerryscript/issues/3748

Scores

CVSS v3 9.8
EPSS 0.0127
EPSS Percentile 66.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-416
Status published
Products (1)
jerryscript/jerryscript 2.2.0
Published Jun 10, 2021
Tracked Since Feb 18, 2026