CVE-2019-1010176

CRITICAL

jerryscript < 2.0 - Out-of-bounds Write in lit_char_to_utf8_bytes

Title source: llm
STIX 2.1

Description

JerryScript commit 4e58ccf68070671e1fff5cd6673f0c1d5b80b166 is affected by: Buffer Overflow. The impact is: denial of service and possibly arbitrary code execution. The component is: function lit_char_to_utf8_bytes (jerry-core/lit/lit-char-helpers.c:377). The attack vector is: executing crafted javascript code. The fixed version is: after commit 505dace719aebb3308a3af223cfaa985159efae0.

References (1)

Core 1
Core References
Exploit, Patch, Third Party Advisory x_refsource_misc
https://github.com/jerryscript-project/jerryscript/issues/2476

Scores

CVSS v3 9.8
EPSS 0.0255
EPSS Percentile 83.2%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-787
Status published
Products (1)
jerryscript/jerryscript < 2.0
Published Jul 25, 2019
Tracked Since Feb 18, 2026