PT-2025-22993 · Mozilla+11 · Thunderbird+14
Masayuki Nakano
·
Published
2025-05-27
·
Updated
2025-12-03
·
CVE-2025-5268
CVSS v3.1
8.1
High
| Vector | AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
Firefox versions prior to 139
Firefox ESR versions prior to 128.11
Thunderbird versions prior to 139
Thunderbird ESR versions prior to 128.11
Description
The issue is related to memory safety bugs that have been identified in the affected software. These bugs have shown evidence of memory corruption, and it is presumed that with sufficient effort, some of these bugs could be exploited to run arbitrary code.
Recommendations
For Firefox versions prior to 139, update to version 139 or later.
For Firefox ESR versions prior to 128.11, update to version 128.11 or later.
For Thunderbird versions prior to 139, update to version 139 or later.
For Thunderbird ESR versions prior to 128.11, update to version 128.11 or later.
Fix
Buffer Overflow
Command Injection
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Related Identifiers
Affected Products
Alt Linux
Almalinux
Astra Linux
Centos
Debian
Firefox
Firefox Esr
Linuxmint
Red Hat
Red Os
Rocky Linux
Suse
Thunderbird
Thunderbird Esr
Ubuntu