CVE-2024-8385
mozilla: WASM type confusion involving ArrayTypes
Severity
ImportantRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · September 3, 2024
Updated · November 21, 2025
Description
The Mozilla Foundation's Security Advisory: A difference in the handling of StructFields and ArrayTypes in WASM could be used to trigger an exploitable type confusion vulnerability.
Statement
Red Hat Product Security rates the severity of this flaw as determined by the Mozilla Foundation Security Advisory.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
CVSS / CWE
CVSS 3.1 · 9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE-843 · Access of Resource Using Incompatible Type ('Type Confusion')