CVE-2021-30553: Use after free in Network service
Use after free in Network service 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-2021-30553?
CVE-2021-30553 has a high severity rating due to potential heap corruption that could be exploited remotely.
How do I fix CVE-2021-30553?
To fix CVE-2021-30553, you should update Google Chrome to version 91.0.4472.101 or later.
What versions of Google Chrome are affected by CVE-2021-30553?
CVE-2021-30553 affects Google Chrome versions prior to 91.0.4472.101.
Can CVE-2021-30553 be exploited through a website?
Yes, CVE-2021-30553 can be exploited via a crafted HTML page accessed through the browser.
Which operating systems are affected by CVE-2021-30553?
CVE-2021-30553 affects users on systems running affected versions of Google Chrome including Fedora 33 and 34.