CVE-2025-0241

When segmenting specially crafted text, segmentation would corrupt memory leading to a potentially exploitable crash. This vulnerability affects Firefox < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird < 128.6.

CVSS v3 7.7 HIGH

7.7^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.2 / Impact : 5.5

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact LOW

Scope UNCHANGED

References

Link	Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1933023	Issue Tracking Permissions Required
https://www.mozilla.org/security/advisories/mfsa2025-01/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-02/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-04/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-05/	Vendor Advisory
https://lists.debian.org/debian-lts-announce/2025/01/msg00004.html

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mozilla:firefox:::::esr:::*
	cpe:2.3:a:mozilla:firefox::::::::
	cpe:2.3:a:mozilla:thunderbird::::::::
	cpe:2.3:a:mozilla:thunderbird::::::::

History

03 Nov 2025, 23:17

Type	Values Removed	Values Added
References		() https://lists.debian.org/debian-lts-announce/2025/01/msg00004.html -

Information

Published : 2025-01-07 16:15

Updated : 2025-11-03 23:17

NVD link : CVE-2025-0241

Mitre link : CVE-2025-0241

CVE.ORG link : CVE-2025-0241

JSON object : View

Products Affected

mozilla

thunderbird
firefox

CWE

CWE-401

Missing Release of Memory after Effective Lifetime

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