CVE-2020-16011: Heap buffer overflow in UI on Windows

Published Nov 1, 2020
·
Updated

Heap buffer overflow in UI in Google Chrome on Windows prior to 86.0.4240.183 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.

Credit

Sergei Glazunov(Google Project Zero)

Affected Software

9 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<86.0.4240.183
86.0.4240.183
Google Chrome<86.0.4240.183
Microsoft Windows
openSUSE Backports SLE=15.0-sp1
openSUSE Backports SLE=15.0-sp2
openSUSE Leap=15.1
openSUSE Leap=15.2
Debian Debian Linux=10.0

Event History

Nov 1, 2020
CVE Published
12:00 AM
Nov 3, 2020
CVE Published
via MITRE·02:21 AM
Data Sourced
via MITRE·02:21 AM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

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Frequently Asked Questions

1

What is CVE-2020-16011?

CVE-2020-16011 is a heap buffer overflow vulnerability in the UI of Google Chrome on Windows prior to version 86.0.4240.183.

2

How does CVE-2020-16011 work?

CVE-2020-16011 allows a remote attacker who has compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.

3

Which software versions are affected by CVE-2020-16011?

Google Chrome on Windows versions prior to 86.0.4240.183 are affected by CVE-2020-16011.

4

What is the severity of CVE-2020-16011?

CVE-2020-16011 has a severity rating of 9.6 (Critical).

5

How can I fix CVE-2020-16011?

To fix CVE-2020-16011, update Google Chrome on Windows to version 86.0.4240.183 or later.

Company

Resources

Contact

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