CVE-2021-38007: Type Confusion in V8

Published Sep 29, 2021
·
Updated

Type confusion in V8 in Google Chrome prior to 96.0.4664.45 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Credit

SGFvamll

Affected Software

16 affected componentsFixes available
Google Chrome<96.0.4664.45
Fedoraproject Fedora=34
Debian Debian Linux=10.0
Debian Debian Linux=11.0
Google Chrome<96.0.4664.45
96.0.4664.45
alpine/qt5-qtwebengine<5.15.3_git20211112-r1
5.15.3_git20211112-r1
alpine/qt5-qtwebengine<5.15.3_git20211127-r1
5.15.3_git20211127-r1
alpine/qt5-qtwebengine<5.15.3_git20211127-r1
5.15.3_git20211127-r1
alpine/qt5-qtwebengine<5.15.3_git20211127-r1
5.15.3_git20211127-r1
alpine/qt5-qtwebengine<5.15.3_git20211127-r1
5.15.3_git20211127-r1
alpine/qt5-qtwebengine<5.15.3_git20211127-r1
5.15.3_git20211127-r1
alpine/qt5-qtwebengine<5.15.3_git20211127-r1
5.15.3_git20211127-r1
alpine/qt5-qtwebengine<5.15.3_git20211127-r1
5.15.3_git20211127-r1
alpine/qt5-qtwebengine<5.15.3_git20211127-r1
5.15.3_git20211127-r1
alpine/qt5-qtwebengine<5.15.3_git20211127-r1
5.15.3_git20211127-r1
debian/chromium
150.0.7871.100-1~deb12u1156.0.8078.79-1~deb12u1150.0.7871.181-1~deb13u1156.0.8078.79-1~deb13u1156.0.8078.79-1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 96.0.4664.45
  2. Upgrade

    Upgrade alpine/qt5-qtwebengine to a version that resolves this vulnerability.

    Fixed in 5.15.3_git20211112-r1
  3. Upgrade

    Upgrade alpine/qt5-qtwebengine to a version that resolves this vulnerability.

    Fixed in 5.15.3_git20211127-r1
  4. Upgrade

    Upgrade debian/chromium to a version that resolves this vulnerability.

    Fixed in 150.0.7871.100-1~deb12u1Fixed in 156.0.8078.79-1~deb12u1Fixed in 150.0.7871.181-1~deb13u1Fixed in 156.0.8078.79-1~deb13u1Fixed in 156.0.8078.79-1

Event History

Sep 29, 2021
CVE Published
12:00 AM
Data Sourced
12:00 AM
SeverityWeaknessAffected Software
Dec 23, 2021
CVE Published
via MITRE·12:05 AM
Data Sourced
via MITRE·12:05 AM
DescriptionWeakness
Data Sourced
via NVD·01:15 AM
DescriptionSeverityWeaknessAffected Software
Data Sourced
via OSV·01:15 AM
DescriptionSeverityAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the severity of CVE-2021-38007?

CVE-2021-38007 has a high severity rating due to its potential for exploitation causing heap corruption.

2

How do I fix CVE-2021-38007?

To fix CVE-2021-38007, update Google Chrome to version 96.0.4664.45 or later.

3

What products are affected by CVE-2021-38007?

CVE-2021-38007 affects Google Chrome versions prior to 96.0.4664.45 and certain versions of Chromium on Debian.

4

Can CVE-2021-38007 be exploited through web pages?

Yes, CVE-2021-38007 can potentially be exploited via crafted HTML pages.

5

Which operating systems are impacted by CVE-2021-38007?

CVE-2021-38007 impacts Debian and Fedora installations, among others, running vulnerable versions of the browser.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203