PT-2021-5569 · Google+3 · V8+4
Samuel Groß
·
Published
2021-10-19
·
Updated
2024-06-15
·
CVE-2021-37991
CVSS v3.1
7.5
High
| Vector | AV:N/AC:H/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 95.0.4638.54
Description
The issue is caused by a race condition in the V8 JavaScript engine, which can lead to heap corruption. A remote attacker can potentially exploit this via a crafted HTML page, allowing them to bypass existing security restrictions. The estimated number of potentially affected devices worldwide is not specified. There is no information about real-world incidents where this issue was exploited.
Recommendations
For versions prior to 95.0.4638.54, update to version 95.0.4638.54 or later to resolve the issue. As a temporary workaround, consider restricting access to potentially vulnerable
V8 engine features until a patch is available. Avoid using crafted HTML pages that could trigger the heap corruption exploit.Exploit
Fix
Race Condition
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Weakness Enumeration
Related Identifiers
Affected Products
Alt Linux
Astra Linux
Google Chrome
Suse
V8