CVE-2020-6576: Use after free in offscreen canvas
Published Jul 31, 2020
·Updated
Use after free in offscreen canvas in Google Chrome prior to 85.0.4183.102 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Credit
Looben Yang
Affected Software
10 affected componentsFixes available
debian/chromium
90.0.4430.212-1~deb10u1116.0.5845.180-1~deb11u1120.0.6099.129-1~deb11u1119.0.6045.199-1~deb12u1120.0.6099.129-1~deb12u1120.0.6099.129-1
Google Chrome<85.0.4183.102
85.0.4183.102
Google Chrome<85.0.4183.102
openSUSE Backports SLE=15.0-sp1
openSUSE Backports SLE=15.0-sp2
Debian Debian Linux=10.0
Fedoraproject Fedora=31
Fedoraproject Fedora=33
openSUSE Leap=15.1
openSUSE Leap=15.2
Remediation
Event History
Jul 31, 2020
CVE Published
12:00 AM
Sep 21, 2020
CVE Published
via MITRE·07:06 PM
Data Sourced
via MITRE·07:06 PM
DescriptionWeakness
Peer vulnerabilities
Found alongside the following vulnerabilities.
Frequently Asked Questions
1
What is CVE-2020-6576?
CVE-2020-6576 is a vulnerability that refers to a use after free issue in the offscreen canvas feature of Google Chrome.
2
What is the severity of CVE-2020-6576?
The severity of CVE-2020-6576 is high, with a severity value of 8.8.
3
How does CVE-2020-6576 affect Google Chrome?
CVE-2020-6576 affects Google Chrome versions prior to 85.0.4183.102.
4
How can a remote attacker exploit CVE-2020-6576?
A remote attacker can potentially exploit CVE-2020-6576 by using a crafted HTML page to exploit heap corruption.
5
How do I fix the CVE-2020-6576 vulnerability?
To fix the CVE-2020-6576 vulnerability, update Google Chrome to version 85.0.4183.102 or later.