CVE-2024-3854
Mozilla: Out-of-bounds-read after mis-optimized switch statement
Severity
ImportantRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · April 16, 2024
Updated · November 21, 2025
Description
The Mozilla Foundation Security Advisory describes this flaw as:
In some code patterns the JIT incorrectly optimized switch statements and generated code with out-of-bounds-reads.
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
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 7.5CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE-125 · Out-of-bounds Read