What is the severity of CVE-2021-21142?

CVE-2021-21142 has a high severity rating due to its potential for remote code execution through a sandbox escape.

How do I fix CVE-2021-21142?

To fix CVE-2021-21142, update Google Chrome to version 88.0.4324.146 or higher.

What platforms are affected by CVE-2021-21142?

CVE-2021-21142 affects Google Chrome on Mac prior to version 88.0.4324.146.

Can CVE-2021-21142 be exploited remotely?

Yes, CVE-2021-21142 can be exploited remotely via a crafted HTML page.

What happens if I don't update my browser regarding CVE-2021-21142?

If you don't update, your browser remains vulnerable to potential sandbox escape attacks from malicious webpages.

Vulnerability/
CVE-2021-21142

critical

9.6

CWE

416

21/1/2021

9/2/2021

3/8/2024

CVE-2021-21142: Use after free in Payments

First published: Thu Jan 21 2021(Updated: )

Use after free in Payments in Google Chrome on Mac prior to 88.0.4324.146 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page.

Credit: chrome-cve-admin@google.com Khalil Zhani

Affected Software	Affected Version	How to fix
Google Chrome (Trace Event)	<88.0.4324.146	88.0.4324.146
Google Chrome (Trace Event)	<88.0.4324.146
Apple iOS and macOS
Fedora	=32
Fedora	=33

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

714493762241889915

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

What is the severity of CVE-2021-21142?
CVE-2021-21142 has a high severity rating due to its potential for remote code execution through a sandbox escape.
How do I fix CVE-2021-21142?
To fix CVE-2021-21142, update Google Chrome to version 88.0.4324.146 or higher.
What platforms are affected by CVE-2021-21142?
CVE-2021-21142 affects Google Chrome on Mac prior to version 88.0.4324.146.
Can CVE-2021-21142 be exploited remotely?
Yes, CVE-2021-21142 can be exploited remotely via a crafted HTML page.
What happens if I don't update my browser regarding CVE-2021-21142?
If you don't update, your browser remains vulnerable to potential sandbox escape attacks from malicious webpages.

agent/type
agent/weakness
agent/description
collector/mitre-cve
source/MITRE
agent/references
agent/last-modified-date
agent/author
agent/severity
agent/title
agent/first-publish-date
agent/event
agent/trending
agent/source
agent/softwarecombine
agent/tags
collector/chrome-releases
agent/software-canonical-lookup
agent/software-canonical-lookup-request
collector/nvd-index
vendor/google
canonical/google chrome (trace event)
vendor/apple
canonical/apple ios and macos
vendor/fedoraproject
canonical/fedora
version/fedora/32
version/fedora/33

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Resources

Contact

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Frequently Asked Questions

What is the severity of CVE-2021-21142?
CVE-2021-21142 has a high severity rating due to its potential for remote code execution through a sandbox escape.
How do I fix CVE-2021-21142?
To fix CVE-2021-21142, update Google Chrome to version 88.0.4324.146 or higher.
What platforms are affected by CVE-2021-21142?
CVE-2021-21142 affects Google Chrome on Mac prior to version 88.0.4324.146.
Can CVE-2021-21142 be exploited remotely?
Yes, CVE-2021-21142 can be exploited remotely via a crafted HTML page.
What happens if I don't update my browser regarding CVE-2021-21142?
If you don't update, your browser remains vulnerable to potential sandbox escape attacks from malicious webpages.