An electron11 security update has been released for Arch Linux.

ASA-202107-2: electron11: multiple issues

Arch Linux Security Advisory ASA-202107-2
========================================
Severity: Critical
Date : 2021-07-01
CVE-ID : CVE-2021-30544 CVE-2021-30548 CVE-2021-30551
Package : electron11
Type : multiple issues
Remote : Yes
Link :   https://security.archlinux.org/AVG-2099

Summary
======
The package electron11 before version 11.4.9-1 is vulnerable to
multiple issues including arbitrary code execution and incorrect
calculation.

Resolution
=========
Upgrade to 11.4.9-1.

# pacman -Syu "electron11>.4.9-1"

The problems have been fixed upstream in version 11.4.9.

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

Description
==========
- CVE-2021-30544 (arbitrary code execution)

A use after free security issue has been found in the BFCache component
of the Chromium browser before version 91.0.4472.101.

- CVE-2021-30548 (arbitrary code execution)

A use after free security issue has been found in the Loader component
of the Chromium browser before version 91.0.4472.101.

- CVE-2021-30551 (incorrect calculation)

A type confusion security issue has been found in the V8 component of
the Chromium browser before version 91.0.4472.101. Google is aware that
an exploit for CVE-2021-30551 exists in the wild.

Impact
=====
A remote attacker could execute arbitrary code through a crafted web
page. Google is aware that an exploit for one of the security issues
exists in the wild.

References
=========
  https://www.electronjs.org/releases/stable?version#11.4.9
  https://chromereleases.googleblog.com/2021/06/stable-channel-update-for-desktop.html
  https://crbug.com/1212618
  https://crbug.com/1210487
  https://crbug.com/1216437
  https://security.archlinux.org/CVE-2021-30544
  https://security.archlinux.org/CVE-2021-30548
  https://security.archlinux.org/CVE-2021-30551