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CVE-2021-46170

Date: January 14, 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.

Language: C

Severity Score

Related Resources (5)

https://people.canonical.com/~ubuntu-security/cve/CVE-2021-46170
https://nvd.nist.gov/vuln/detail/CVE-2021-46170
https://github.com/jerryscript-project/jerryscript/issues/4917
https://security-tracker.debian.org/tracker/CVE-2021-46170
https://www.mend.io/vulnerability-database/CVE-2021-46170

Severity Score

Weakness Type (CWE)

Use After Free

CWE-416

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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