PT-2020-16584 · Mozilla+6 · Firefox+8
Abraruddin Khan
+1
·
Published
2020-12-15
·
Updated
2024-12-12
·
CVE-2020-26971
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 84
Thunderbird versions prior to 78.6
Firefox ESR versions prior to 78.6
Description
The issue arises from certain blit values provided by the user not being properly constrained, leading to a heap buffer overflow on some video drivers.
Recommendations
For Firefox versions prior to 84, update to version 84 or later.
For Thunderbird versions prior to 78.6, update to version 78.6 or later.
For Firefox ESR versions prior to 78.6, update to version 78.6 or later.
Exploit
Fix
Memory Corruption
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Weakness Enumeration
Related Identifiers
Affected Products
Alt Linux
Centos
Firefox
Firefox Esr
Linuxmint
Red Hat
Suse
Thunderbird
Ubuntu