PT-2021-7310

CVE-2021-29966

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Published

2021-06-01

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Updated

2026-10-31

Description by

CVSS 3.1
8.8
High
MetricsAV: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 89
Description The issue is related to memory safety bugs, including evidence of memory corruption, which could potentially be exploited to run arbitrary code. It is also described as a buffer overflow vulnerability in memory, allowing a remote attacker to execute arbitrary code.
Recommendations For versions prior to 89, update to version 89 or later to resolve the issue. As a temporary workaround, consider restricting access to sensitive features or modules until the update is applied.
Exploitability
Exploit
Fix
Impacts
Vendors
Affected products
Related identifiers
ALT-PU-2021-1919
ALT-PU-2021-2725
ALT-PU-2021-2881
ALT-PU-2021-3368
ALT-PU-2021-3369
ALT-PU-2022-1781
ALT-PU-2022-1782
CLEANSTART-2024-IS17043
CLEANSTART-2024-RI47486
OESA-2023-1673
OESA-2023-1674
OPENSUSE-SU-2024:10600-1
OPENSUSE-SU-2024:14572-1
USN-4978-1
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