CVE-2021-37997: Use after free in Sign-In
Use after free in Sign-In in Google Chrome prior to 95.0.4638.69 allowed a remote attacker who convinced a user to sign into Chrome 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 95.0.4638.69 - Upgrade
Upgrade
debian/chromiumto a version that resolves this vulnerability.Fixed in 150.0.7871.100-1~deb12u1Fixed in 156.0.8078.79-1~deb12u1Fixed in 150.0.7871.181-1~deb13u1Fixed in 156.0.8078.79-1~deb13u1Fixed in 156.0.8078.79-1
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is the severity of CVE-2021-37997?
CVE-2021-37997 is considered a high-severity vulnerability due to the potential for heap corruption and remote exploitation.
How do I fix CVE-2021-37997?
To fix CVE-2021-37997, update Google Chrome to version 95.0.4638.69 or later as soon as possible.
Which versions of Chrome are affected by CVE-2021-37997?
CVE-2021-37997 affects all versions of Google Chrome prior to 95.0.4638.69.
Is CVE-2021-37997 also present in Chromium?
Yes, CVE-2021-37997 affects Chromium versions up to 90.0.4430.212-1~deb10u1.
Can CVE-2021-37997 be exploited remotely?
Yes, CVE-2021-37997 can be exploited remotely if a user is convinced to sign into Chrome using a malicious HTML page.