PT-2023-6803 · Mozilla+9 · Firefox+11
Lukas Bernhard
·
Published
2023-09-26
·
Updated
2025-03-14
·
CVE-2023-5171
CVSS v2.0
7.8
High
| Vector | AV:N/AC:L/Au:N/C:N/I:N/A:C |
Name of the Vulnerable Software and Affected Versions
Firefox versions prior to 118
Firefox ESR versions prior to 115.3
Thunderbird versions prior to 115.3
Description
The issue is related to a use-after-free condition that could occur during Ion compilation due to Garbage Collection, potentially allowing an attacker to write two NUL bytes and cause a crash. This could result in a denial of service.
Recommendations
For Firefox versions prior to 118, update to version 118 or later.
For Firefox ESR versions prior to 115.3, update to version 115.3 or later.
For Thunderbird versions prior to 115.3, update to version 115.3 or later.
Exploit
Fix
Use After Free
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Weakness Enumeration
Related Identifiers
Affected Products
Alt Linux
Almalinux
Astra Linux
Centos
Firefox
Firefox Esr
Linuxmint
Red Hat
Red Os
Suse
Thunderbird
Ubuntu