CVE-2021-30574: Use after free in protocol handling
Use after free in protocol handling in Google Chrome prior to 92.0.4515.107 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 92.0.4515.107 - Upgrade
Upgrade
alpine/chromiumto a version that resolves this vulnerability.Fixed in 92.0.4515.107-r0
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2021-30565
- CVE-2021-30566
- CVE-2021-30567
- CVE-2021-30568
- CVE-2021-30569
- CVE-2021-30571
- CVE-2021-30572
- CVE-2021-30573
- CVE-2021-4320
- CVE-2021-30575
- CVE-2021-30576
- CVE-2021-30577
- CVE-2021-30578
- CVE-2021-30579
- CVE-2021-30580
- CVE-2021-30581
- CVE-2021-30582
- CVE-2021-30583
- CVE-2021-30584
- CVE-2021-30585
- CVE-2021-30586
- CVE-2021-30587
- CVE-2021-30588
- CVE-2021-30589
Frequently Asked Questions
What is CVE-2021-30574?
CVE-2021-30574 is a vulnerability in Google Chrome prior to version 92.0.4515.107 that allows a remote attacker to potentially exploit heap corruption via a crafted HTML page.
How can a remote attacker exploit CVE-2021-30574?
A remote attacker can potentially exploit CVE-2021-30574 by using a crafted HTML page to trigger a use after free vulnerability in the protocol handling of Google Chrome, leading to potential heap corruption.
What is the severity of CVE-2021-30574?
CVE-2021-30574 has a severity rating of 8.8 (high).
Which software versions are affected by CVE-2021-30574?
Google Chrome versions prior to 92.0.4515.107, Fedora 33, Fedora 34, and Fedora 35 are affected by CVE-2021-30574.
How can I fix CVE-2021-30574?
To fix CVE-2021-30574, update your Google Chrome to version 92.0.4515.107 or newer. For Fedora users, apply the necessary security updates provided by the Fedora project.