Vulnerability DatabaseCVE-2024-3862
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CVE-2024-3862
Published:April 16, 2024
Updated:May 17, 2026
The MarkStack assignment operator, part of the JavaScript engine, could access uninitialized memory if it were used in a self-assignment. This vulnerability affects Firefox < 125.
Affected Packages
mozjs_sys (RUST):
Affected version(s) >=0.50.0 <=0.67.1
Fix Suggestion:
Update to version no_fix
Related Resources (2)
https://bugzilla.mozilla.org/show_bug.cgi?id=1884457
https://www.mozilla.org/security/advisories/mfsa2024-18/
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CVSS v4
Base Score:
6
Attack Vector
NETWORK
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
HIGH
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Weakness Type (CWE)
Use of Uninitialized Resource
CWE-908
EPSS
Base Score:
0.14