CVE-2021-42863

CRITICAL

Jerryscript < 2021-10-15 - Buffer Overflow

Title source: rule
STIX 2.1

Description

A buffer overflow in ecma_builtin_typedarray_prototype_filter() in JerryScript version fe3a5c0 allows an attacker to construct a fake object or a fake arraybuffer with unlimited size.

References (2)

Core 2
Core References
Exploit, Patch, Third Party Advisory x_refsource_misc
https://github.com/jerryscript-project/jerryscript/issues/4793
Patch, Third Party Advisory x_refsource_misc
https://github.com/jerryscript-project/jerryscript/pull/4794

Scores

CVSS v3 9.8
EPSS 0.0050
EPSS Percentile 65.9%
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-120
Status published
Products (1)
jerryscript/jerryscript < 2021-10-15
Published May 12, 2022
Tracked Since Feb 18, 2026