CVE-2021-41959 — HIGH (7.5)

Vulnerability Description

JerryScript Git version 14ff5bf does not sufficiently track and release allocated memory via jerry-core/ecma/operations/ecma-regexp-object.c after RegExp, which causes a memory leak.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Jerryscript	Jerryscript	-

Related Weaknesses (CWE)

CWE-401

References

https://github.com/jerryscript-project/jerryscript/issues/4781ExploitIssue TrackingThird Party Advisory
https://github.com/jerryscript-project/jerryscript/pull/4787ExploitIssue TrackingPatch
https://github.com/jerryscript-project/jerryscript/issues/4781ExploitIssue TrackingThird Party Advisory
https://github.com/jerryscript-project/jerryscript/pull/4787ExploitIssue TrackingPatch

FAQ

What is CVE-2021-41959?

CVE-2021-41959 is a vulnerability with a CVSS score of 7.5 (HIGH). JerryScript Git version 14ff5bf does not sufficiently track and release allocated memory via jerry-core/ecma/operations/ecma-regexp-object.c after RegExp, which causes a memory leak.

How severe is CVE-2021-41959?

CVE-2021-41959 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-41959?

Check the references section above for vendor advisories and patch information. Affected products include: Jerryscript Jerryscript.