CVE-2021-30545: Use after free in Extensions
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
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Google Chrome (Trace Event)to a version that resolves this vulnerability.Fixed in 91.0.4472.101 - Upgrade
Upgrade
alpine/chromiumto a version that resolves this vulnerability.Fixed in 91.0.4472.101-r0
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
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.
How do I fix CVE-2021-30545?
To fix CVE-2021-30545, update Google Chrome to version 91.0.4472.101 or later.
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.
Can CVE-2021-30545 be exploited remotely?
Yes, CVE-2021-30545 can be exploited remotely by an attacker through a crafted HTML page.
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.