critical
9.6
CWE
190
Advisory Published
CVE Published
Updated

CVE-2021-21223: Integer overflow in Mojo

First published: Fri Apr 02 2021(Updated: )

Integer overflow in Mojo in Google Chrome prior to 90.0.4430.85 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.

Credit: chrome-cve-admin@google.com Guang Gong Alpha LabQihoo 360

Affected SoftwareAffected VersionHow to fix
debian/chromium
90.0.4430.212-1~deb10u1
116.0.5845.180-1~deb11u1
118.0.5993.70-1~deb11u1
116.0.5845.180-1~deb12u1
118.0.5993.70-1~deb12u1
118.0.5993.70-1
Google Chrome (Trace Event)<90.0.4430.85
90.0.4430.85
Google Chrome<90.0.4430.85
Debian Linux=10.0
Red Hat Fedora=32
Red Hat Fedora=33
Red Hat Fedora=34

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of CVE-2021-21223?

    CVE-2021-21223 is classified as a high severity vulnerability that may allow sandbox escape in affected versions of Google Chrome.

  • How do I fix CVE-2021-21223?

    To fix CVE-2021-21223, upgrade Google Chrome to version 90.0.4430.85 or later.

  • What versions of Chrome are affected by CVE-2021-21223?

    CVE-2021-21223 affects versions of Google Chrome prior to 90.0.4430.85.

  • What impact does CVE-2021-21223 have on users?

    CVE-2021-21223 could allow a remote attacker to perform a sandbox escape, potentially compromising the user's system.

  • Which operating systems are impacted by CVE-2021-21223?

    CVE-2021-21223 impacts users of Google Chrome on all supported operating systems that run affected versions.

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