A chromium security update has been released for Arch Linux.

ASA-202006-12: chromium: arbitrary code execution

Arch Linux Security Advisory ASA-202006-12
=========================================
Severity: High
Date : 2020-06-28
CVE-ID : CVE-2020-6509
Package : chromium
Type : arbitrary code execution
Remote : Yes
Link :   https://security.archlinux.org/AVG-1192

Summary
======
The package chromium before version 83.0.4103.116-1 is vulnerable to
arbitrary code execution.

Resolution
=========
Upgrade to 83.0.4103.116-1.

# pacman -Syu "chromium>?.0.4103.116-1"

The problem has been fixed upstream in version 83.0.4103.116.

Workaround
=========
None.

Description
==========
A use-after-free vulnerability has been found in the extensions
component of chromium before 83.0.4103.116.

Impact
=====
A remote attacker can execute arbitrary code on the affected host.

References
=========
  https://chromereleases.googleblog.com/2020/06/stable-channel-update-for-desktop_22.html
  https://crbug.com/1092308
  https://security.archlinux.org/CVE-2020-6509