Global infos:

An issue was discovered in JerryScript 2.4.0. There is a heap-use-after-free in ecma_bytecode_ref in ecma-helpers.c file.

CVE Status: Modified

References:

[email protected]

af854a3a-2127-422b-91ae-364da2661108

Metrics:

Attribute	Value
Attack Complexity	LOW
Attack Vector	NETWORK
Availability Impact	HIGH
Base Score	6.5
Base Severity	MEDIUM
Confidentiality Impact	NONE
Integrity Impact	NONE
Privileges Required	NONE
Scope	UNCHANGED
User Interaction	REQUIRED
Vector String	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Exploitability Score	2.8
Impact Score	3.6
Source	[email protected]
Type	Primary

Links:

Exploit-db
Github