PT-2023-7088 · Mozilla+9 · Firefox+11
Mozilla Developers
·
Published
2023-11-20
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Updated
2025-07-18
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CVE-2023-6212
CVSS v3.1
8.8
High
| Vector | AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
Firefox versions prior to 120
Firefox ESR versions prior to 115.5.0
Thunderbird versions prior to 115.5
Description
The issue is related to memory safety bugs, including evidence of memory corruption, which could potentially be exploited to run arbitrary code with sufficient effort. It is also described as a buffer overflow vulnerability in memory, allowing a remote attacker to execute arbitrary code or cause a denial of service.
Recommendations
For Firefox versions prior to 120, update to version 120 or later.
For Firefox ESR versions prior to 115.5.0, update to version 115.5.0 or later.
For Thunderbird versions prior to 115.5, update to version 115.5 or later.
Exploit
Fix
Memory Corruption
Buffer Overflow
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Related Identifiers
Affected Products
Alt Linux
Almalinux
Astra Linux
Centos
Firefox
Firefox Esr
Linuxmint
Red Hat
Red Os
Suse
Thunderbird
Ubuntu