CVE-2021-30562: Use after free in WebSerial
Use after free in WebSerial in Google Chrome prior to 91.0.4472.164 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 91.0.4472.164 - Upgrade
Upgrade
alpine/chromiumto a version that resolves this vulnerability.Fixed in 91.0.4472.164-r0
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2021-30562?
CVE-2021-30562 has been classified as a high severity vulnerability in Google Chrome.
How do I fix CVE-2021-30562?
To fix CVE-2021-30562, you should update Google Chrome to version 91.0.4472.164 or later.
What does CVE-2021-30562 exploit?
CVE-2021-30562 exploits a use after free vulnerability in the WebSerial feature of Google Chrome.
Can CVE-2021-30562 be exploited remotely?
Yes, CVE-2021-30562 can potentially be exploited by a remote attacker via a crafted HTML page.
What version of Google Chrome is affected by CVE-2021-30562?
Google Chrome versions prior to 91.0.4472.164 are affected by CVE-2021-30562.