CVE-2024-1556

MEDIUM

Firefox < 123.0 - Invalid Memory Access via Built-in Profiler NULL Check

Title source: llm
STIX 2.1

Description

The incorrect object was checked for NULL 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 < 123.

References (2)

Core 2

Scores

CVSS v3 6.5
EPSS 0.0030
EPSS Percentile 53.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-754
Status published
Products (1)
mozilla/firefox < 123.0
Published Feb 20, 2024
Tracked Since Feb 18, 2026