PT-2023-6528

CVE-2023-5731

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Published

2023-10-24

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Updated

2026-10-30

Description by

CVSS 3.1
9.8
Critical
MetricsAV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Firefox versions prior to 119
Description The issue is related to memory safety bugs in Firefox, which can lead to memory corruption. With sufficient effort, these bugs could potentially be exploited to run arbitrary code. The vulnerability is also described as a buffer overflow issue when processing HTML content, which could allow a remote attacker to execute arbitrary code.
Recommendations For versions prior to 119, update to version 119 or later to resolve the issue. As a temporary workaround, consider restricting the use of HTML content processing in Firefox until a patch is available.
Exploitability
Exploit
Fix
Impacts
Vendors
Affected products
Related identifiers
ALT-PU-2023-6639
ALT-PU-2024-13898
ALT-PU-2024-15839
ALT-PU-2024-15840
CLEANSTART-2024-OI98111
OESA-2025-1265
OESA-2025-1268
OPENSUSE-SU-2023_4214-1
OPENSUSE-SU-2024:13385-1
OPENSUSE-SU-2024:14572-1
SUSE-SU-2023:4212-1
SUSE-SU-2023:4213-1
SUSE-SU-2023:4214-1
USN-6456-1
USN-6456-2
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