CVE-2021-30548: Use after free in Loader
Use after free in Loader in Google Chrome prior to 91.0.4472.101 allowed a remote attacker 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 - Upgrade
Upgrade
alpine/qt5-qtwebengineto a version that resolves this vulnerability.Fixed in 5.15.3_git20211006-r0 - Upgrade
Upgrade
alpine/qt5-qtwebengineto a version that resolves this vulnerability.Fixed in 5.15.3_git20210510-r4
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2021-30548?
CVE-2021-30548 has a high severity rating due to the potential for exploitation leading to remote code execution.
How do I fix CVE-2021-30548?
To mitigate CVE-2021-30548, update Google Chrome to version 91.0.4472.101 or later.
Which versions of Google Chrome are affected by CVE-2021-30548?
CVE-2021-30548 affects Google Chrome versions prior to 91.0.4472.101.
Can CVE-2021-30548 be exploited through a regular website?
Yes, CVE-2021-30548 can be exploited through a crafted HTML page, potentially allowing remote attackers to exploit the vulnerability.
Is there a known exploit for CVE-2021-30548?
While there may not be a specific exploit publicly documented for CVE-2021-30548, the vulnerability poses a significant risk due to its nature.