Memory safety bug present in Firefox ESR 128.9, and Thunderbird 128.9. This bug showed evidence of memory corruption and we presume that with enough effort this could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR < 128.10 and Thunderbird ESR < 128.10.
History

Tue, 29 Apr 2025 16:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-119
Metrics cvssV3_1

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

ssvc

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


Tue, 29 Apr 2025 13:30:00 +0000

Type Values Removed Values Added
Description Memory safety bug present in Firefox ESR 128.9, and Thunderbird 128.9. This bug showed evidence of memory corruption and we presume that with enough effort this could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR < 128.10 and Thunderbird ESR < 128.10.
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published: 2025-04-29T13:13:50.917Z

Updated: 2025-04-29T15:32:42.591Z

Reserved: 2025-04-29T13:13:50.246Z

Link: CVE-2025-4093

cve-icon Vulnrichment

Updated: 2025-04-29T15:32:34.756Z

cve-icon NVD

Status : Received

Published: 2025-04-29T14:15:35.907

Modified: 2025-04-29T16:15:39.850

Link: CVE-2025-4093

cve-icon Redhat

No data.