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CVE-2021-41959

Date: May 3, 2022

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.

Language: C

Severity Score

Related Resources (6)

https://github.com/jerryscript-project/jerryscript/issues/4781
https://github.com/jerryscript-project/jerryscript/pull/4787
https://nvd.nist.gov/vuln/detail/CVE-2021-41959
https://people.canonical.com/~ubuntu-security/cve/CVE-2021-41959
https://security-tracker.debian.org/tracker/CVE-2021-41959
https://www.mend.io/vulnerability-database/CVE-2021-41959

Severity Score

Weakness Type (CWE)

Missing Release of Memory after Effective Lifetime

CWE-401

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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