CVE Vulnerabilities

CVE-2020-13649

NULL Pointer Dereference

Published: May 28, 2020 | Modified: Jul 21, 2021
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
Ubuntu
MEDIUM

parser/js/js-scanner.c in JerryScript 2.2.0 mishandles errors during certain out-of-memory conditions, as demonstrated by a scanner_reverse_info_list NULL pointer dereference and a scanner_scan_all assertion failure.

Weakness

A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.

Affected Software

Name Vendor Start Version End Version
Jerryscript Jerryscript 2.2.0 (including) 2.2.0 (including)
Iotjs Ubuntu bionic *
Iotjs Ubuntu groovy *
Iotjs Ubuntu hirsute *
Iotjs Ubuntu impish *
Iotjs Ubuntu trusty *
Iotjs Ubuntu upstream *

Potential Mitigations

References