Arch Linux Security Advisory ASA-202109-6
========================================
Severity: High
Date    : 2021-09-14
CVE-ID  : CVE-2021-30625 CVE-2021-30626 CVE-2021-30627 CVE-2021-30628
          CVE-2021-30629 CVE-2021-30630 CVE-2021-30631 CVE-2021-30632
          CVE-2021-30633
Package : chromium
Type    : arbitrary code execution
Remote  : Yes
Link    : https://security.archlinux.org/AVG-2379

Summary
======
The package chromium before version 93.0.4577.82-1 is vulnerable to
arbitrary code execution.

Resolution
=========
Upgrade to 93.0.4577.82-1.

# pacman -Syu "chromium>=93.0.4577.82-1"

The problems have been fixed upstream in version 93.0.4577.82.

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

Description
==========
- CVE-2021-30625 (arbitrary code execution)

A use after free security issue has been found in the Selection API
component of the Chromium browser engine before version 93.0.4577.82.

- CVE-2021-30626 (arbitrary code execution)

An out of bounds memory access security issue has been found in the
ANGLE component of the Chromium browser engine before version
93.0.4577.82.

- CVE-2021-30627 (arbitrary code execution)

A type confusion security issue has been found in the Blink layout
component of the Chromium browser engine before version 93.0.4577.82.

- CVE-2021-30628 (arbitrary code execution)

A stack buffer overflow security issue has been found in the ANGLE
component of the Chromium browser engine before version 93.0.4577.82.

- CVE-2021-30629 (arbitrary code execution)

A use after free security issue has been found in the Permissions
component of the Chromium browser engine before version 93.0.4577.82.

- CVE-2021-30630 (arbitrary code execution)

An inappropriate implementation security issue has been found in the
Blink component of the Chromium browser engine before version
93.0.4577.82.

- CVE-2021-30631 (arbitrary code execution)

A type confusion security issue has been found in the Blink layout
component of the Chromium browser engine before version 93.0.4577.82.

- CVE-2021-30632 (arbitrary code execution)

An out of bounds write security issue has been found in the V8
component of the Chromium browser engine before version 93.0.4577.82.
Google is aware that exploits for this issue exist in the wild.

- CVE-2021-30633 (arbitrary code execution)

A use after free security issue has been found in the Indexed DB API
component of the Chromium browser engine before version 93.0.4577.82.
Google is aware that exploits for this issue exist in the wild.

Impact
=====
A remote attacker could execute arbitrary code through crafted web
content.

References
=========
https://chromereleases.googleblog.com/2021/09/stable-channel-update-for-desktop.html
https://bugs.chromium.org/p/chromium/issues/detail
https://bugs.chromium.org/p/chromium/issues/detail
https://bugs.chromium.org/p/chromium/issues/detail
https://bugs.chromium.org/p/chromium/issues/detail
https://bugs.chromium.org/p/chromium/issues/detail
https://bugs.chromium.org/p/chromium/issues/detail
https://bugs.chromium.org/p/chromium/issues/detail
https://bugs.chromium.org/p/chromium/issues/detail
https://bugs.chromium.org/p/chromium/issues/detail
https://security.archlinux.org/CVE-2021-30625
https://security.archlinux.org/CVE-2021-30626
https://security.archlinux.org/CVE-2021-30627
https://security.archlinux.org/CVE-2021-30628
https://security.archlinux.org/CVE-2021-30629
https://security.archlinux.org/CVE-2021-30630
https://security.archlinux.org/CVE-2021-30631
https://security.archlinux.org/CVE-2021-30632
https://security.archlinux.org/CVE-2021-30633