CVE-2021-37981: Heap buffer overflow in Skia

Published Sep 4, 2021
·
Updated

Heap buffer overflow in Skia in Google Chrome prior to 95.0.4638.54 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.

Credit

Yangkang@@dnpushme(360 ATA)

Affected Software

5 affected componentsFixes available
debian/chromium<=90.0.4430.212-1~deb10u1
116.0.5845.180-1~deb11u1118.0.5993.70-1~deb11u1116.0.5845.180-1~deb12u1118.0.5993.70-1~deb12u1118.0.5993.70-1
Google Chrome<95.0.4638.54
95.0.4638.54
Google Chrome<95.0.4638.54
Debian Debian Linux=10.0
Debian Debian Linux=11.0

Event History

Sep 4, 2021
CVE Published
12:00 AM
Nov 2, 2021
CVE Published
via MITRE·09:05 PM
Data Sourced
via MITRE·09:05 PM
DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2021-37981?

CVE-2021-37981 has a medium severity rating due to the potential for a sandbox escape.

2

How do I fix CVE-2021-37981?

To fix CVE-2021-37981, update Google Chrome to version 95.0.4638.54 or higher.

3

Which versions of Chrome are affected by CVE-2021-37981?

CVE-2021-37981 affects Google Chrome versions prior to 95.0.4638.54.

4

Is CVE-2021-37981 present in Debian packages?

Yes, CVE-2021-37981 is present in older versions of the Chromium package for Debian.

5

What kind of attack can exploit CVE-2021-37981?

CVE-2021-37981 can be exploited via a crafted HTML page to potentially perform a sandbox escape.

Contact

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