CVE-2020-6422: Use After Free
An use after free flaw was found in the WebGL component of the Chromium browser.
Upstream bug(s):
https://code.google.com/p/chromium/issues/detail?id=1051748
External References:
https://chromereleases.googleblog.com/2020/03/stable-channel-update-for-desktop18.html
Other sources
Use after free in WebGL in Google Chrome prior to 80.0.3987.149 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/chromiumto a version that resolves this vulnerability.Fixed in 90.0.4430.212-1~deb10u1Fixed in 116.0.5845.180-1~deb11u1Fixed in 120.0.6099.129-1~deb11u1Fixed in 119.0.6045.199-1~deb12u1Fixed in 120.0.6099.129-1~deb12u1Fixed in 120.0.6099.129-1 - Upgrade
Upgrade
redhat/chromium-browserto a version that resolves this vulnerability.Fixed in 80.0.3987.149 - Upgrade
Upgrade
Google Chrome (Trace Event)to a version that resolves this vulnerability.Fixed in 80.0.3987.149 - Upgrade
Upgrade
Chromium/Google Chrome (WebGL)to a version that resolves this vulnerability.Fixed in 80.0.3987.149
Event History
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
What is CVE-2020-6422?
CVE-2020-6422 is a vulnerability related to use after free in WebGL in Google Chrome prior to version 80.0.3987.149.
How does CVE-2020-6422 affect users?
CVE-2020-6422 allows a remote attacker to potentially exploit heap corruption via a crafted HTML page.
What is the severity level of CVE-2020-6422?
CVE-2020-6422 has a severity level of 8.8 (high).
Which software versions are affected by CVE-2020-6422?
CVE-2020-6422 affects Google Chrome versions prior to 80.0.3987.149.
How can I fix CVE-2020-6422?
To fix CVE-2020-6422, update your Google Chrome browser to version 80.0.3987.149 or later.