CVE-2021-30545: Use after free in Extensions
Published Apr 21, 2021
·Updated
Use after free in Extensions in Google Chrome prior to 91.0.4472.101 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page.
Credit
kkwon with everpall, kkomdal
Affected Software
4 affected componentsFixes available
Google Chrome<91.0.4472.101
91.0.4472.101
Google Chrome<91.0.4472.101
fedoraproject fedora=33
fedoraproject fedora=34
Event History
Apr 21, 2021
CVE Published
12:00 AM
Jun 15, 2021
CVE Published
via MITRE·09:40 PM
Data Sourced
via MITRE·09:40 PM
DescriptionWeakness
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
1
What is the severity of CVE-2021-30545?
CVE-2021-30545 has a severity rating that suggests it poses a significant security risk due to potential heap corruption.
2
How do I fix CVE-2021-30545?
To fix CVE-2021-30545, update Google Chrome to version 91.0.4472.101 or later.
3
What types of systems are affected by CVE-2021-30545?
CVE-2021-30545 affects Google Chrome versions prior to 91.0.4472.101 as well as Fedora 33 and 34.
4
Can CVE-2021-30545 be exploited remotely?
Yes, CVE-2021-30545 can be exploited remotely by an attacker through a crafted HTML page.
5
What capabilities does an attacker gain from CVE-2021-30545?
An attacker may gain the ability to execute arbitrary code or cause a denial of service through heap corruption.