CVE-2024-4775

MEDIUM

Firefox < 126.0 - Memory Corruption via WASM Profiler Iterator

Title source: llm
STIX 2.1

Description

An iterator stop condition was missing when handling WASM code in the built-in profiler, potentially leading to invalid memory access and undefined behavior. *Note:* This issue only affects the application when the profiler is running. This vulnerability affects Firefox < 126.

References (2)

Core 2
Core References
Exploit, Issue Tracking, Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1887332

Scores

CVSS v3 5.9
EPSS 0.0006
EPSS Percentile 20.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-431
Status published
Products (1)
mozilla/firefox < 126.0
Published May 14, 2024
Tracked Since Feb 18, 2026