CVE-2021-21223: Integer overflow in Mojo
Published Apr 2, 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
Guang Gong(Alpha Lab), Qihoo 360
Affected Software
7 affected componentsFixes available
debian/chromium
90.0.4430.212-1~deb10u1116.0.5845.180-1~deb11u1118.0.5993.70-1~deb11u1116.0.5845.180-1~deb12u1118.0.5993.70-1~deb12u1118.0.5993.70-1
Google Chrome<90.0.4430.85
90.0.4430.85
Google Chrome<90.0.4430.85
Debian Debian Linux=10.0
Fedoraproject Fedora=32
Fedoraproject Fedora=33
Fedoraproject Fedora=34
Event History
Apr 2, 2021
CVE Published
12:00 AM
Apr 26, 2021
CVE Published
via MITRE·04:56 PM
Data Sourced
via MITRE·04:56 PM
DescriptionWeakness
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
1
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.
2
How do I fix CVE-2021-21223?
To fix CVE-2021-21223, upgrade Google Chrome to version 90.0.4430.85 or later.
3
What versions of Chrome are affected by CVE-2021-21223?
CVE-2021-21223 affects versions of Google Chrome prior to 90.0.4430.85.
4
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.
5
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.