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CVE-2021-46170

Published: 14 January 2022

An issue was discovered in JerryScript commit a6ab5e9. There is an Use-After-Free in lexer_compare_identifier_to_string in js-lexer.c file.

Priority

Low

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
iotjs
Launchpad, Ubuntu, Debian
bionic Needs triage

hirsute Ignored
(end of life)
impish Ignored
(end of life)
jammy Needs triage

kinetic Does not exist

lunar Does not exist

mantic Does not exist

trusty Ignored
(end of standard support)
upstream Needs triage

xenial Ignored
(end of standard support)
Patches:
upstream: https://github.com/jerryscript-project/jerryscript/commit/f3a420b672927037beb4508d7bdd68fb25d2caf6

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H