CVE-2024-4774

Published May 14, 2024 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Description
The `ShmemCharMapHashEntry()` code was susceptible to potentially undefined behavior by bypassing the move semantics for one of its data members. This vulnerability affects Firefox < 126.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2024-44367 The `ShmemCharMapHashEntry()` code was susceptible to potentially undefined behavior by bypassing the move semantics for one of its data members. This vulnerability affects Firefox < 126.
Ubuntu USN Ubuntu USN USN-6779-1 Firefox vulnerabilities
History
Type Values Removed Values Added
Weaknesses CWE-758
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Mozilla
Mozilla firefox
Weaknesses NVD-CWE-noinfo
CPEs cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*
Vendors & Products Mozilla
Mozilla firefox
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mozilla
Published
Updated
Mar 28, 2025, 6:47 PM
Reserved
May 10, 2024, 5:37 PM
Status
Modified
Published
May 14, 2024, 6:15 PM
Modified
Jun 17, 2026, 8:02 AM