PT-2021-4528

CVE-2021-30602

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Published

2021-07-19

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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 Google Chrome versions prior to 92.0.4515.159
Description The issue is related to a use after free in WebRTC, which allowed an attacker who convinced a user to visit a malicious website to potentially exploit heap corruption via a crafted HTML page. This could allow a remote attacker to access confidential data, compromise its integrity, and cause a denial of service using a specially crafted HTML page.
Recommendations For Google Chrome versions prior to 92.0.4515.159, update to version 92.0.4515.159 or later to resolve the issue. As a temporary workaround, consider restricting access to WebRTC functionality until a patch is applied. Avoid using crafted HTML pages that could exploit the heap corruption vulnerability.
Exploitability
Exploit
Fix
Impacts
Researchers
Vendors
Affected products
Weakness enumeration
Related identifiers
ALT-PU-2021-2598
ALT-PU-2021-2690
ALT-PU-2021-2747
ALT-PU-2021-2987
ALT-PU-2021-3050
ALT-PU-2021-3436
ALT-PU-2021-3603
CLEANSTART-2024-TA42685
CLEANSTART-2024-UA24774
OPENSUSE-SU-2021:1172-1
OPENSUSE-SU-2021_1172-1
OPENSUSE-SU-2021:1180-1
OPENSUSE-SU-2021:1221-1
OPENSUSE-SU-2021_1221-1
OPENSUSE-SU-2022:0110-1
OPENSUSE-SU-2022_0110-1
OPENSUSE-SU-2024:10681-1
OPENSUSE-SU-2024:10977-1
OPENSUSE-SU-2024:12948-1
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