CVE-2021-21230: Type Confusion in V8
Published Apr 13, 2021
·Updated
Type confusion in V8 in Google Chrome prior to 90.0.4430.93 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Credit
Manfred Paul
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<90.0.4430.93
90.0.4430.93
Google Chrome<90.0.4430.93
Fedoraproject Fedora=32
Fedoraproject Fedora=33
Fedoraproject Fedora=34
Debian Debian Linux=10.0
Event History
Apr 13, 2021
CVE Published
12:00 AM
Apr 30, 2021
CVE Published
via MITRE·08:15 PM
Data Sourced
via MITRE·08:15 PM
DescriptionWeakness
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
1
What is the severity of CVE-2021-21230?
CVE-2021-21230 is classified as a high severity vulnerability due to its potential impact on heap corruption.
2
How do I fix CVE-2021-21230?
To fix CVE-2021-21230, update Google Chrome to version 90.0.4430.93 or later.
3
What versions of Google Chrome are affected by CVE-2021-21230?
CVE-2021-21230 affects Google Chrome versions prior to 90.0.4430.93.
4
Can CVE-2021-21230 be exploited through a web page?
Yes, CVE-2021-21230 can be exploited through a crafted HTML page that triggers the type confusion.
5
Is CVE-2021-21230 specific to any operating systems?
CVE-2021-21230 impacts Google Chrome on various operating systems including Windows, Linux, and macOS.