HIGH · 7.5

CVE-2024-3853

A use-after-free could result if a JavaScript realm was in the process of being initialized when a garbage collection started. This vulnerability affects Firefox < 125.

Vulnerability Description

A use-after-free could result if a JavaScript realm was in the process of being initialized when a garbage collection started. This vulnerability affects Firefox < 125.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
ADJACENT_NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
MozillaFirefox< 125.0

Related Weaknesses (CWE)

References

FAQ

What is CVE-2024-3853?

CVE-2024-3853 is a vulnerability with a CVSS score of 7.5 (HIGH). A use-after-free could result if a JavaScript realm was in the process of being initialized when a garbage collection started. This vulnerability affects Firefox < 125.

How severe is CVE-2024-3853?

CVE-2024-3853 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-2024-3853?

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