Subject: [ASA-202101-6] chromium: multiple issues

Arch Linux Security Advisory ASA-202101-6
=========================================

Severity: High
Date    : 2021-01-08
CVE-ID  : CVE-2020-15995 CVE-2020-16043 CVE-2021-21106 CVE-2021-21107
          CVE-2021-21108 CVE-2021-21109 CVE-2021-21110 CVE-2021-21111
          CVE-2021-21112 CVE-2021-21113 CVE-2021-21114 CVE-2021-21115
          CVE-2021-21116
Package : chromium
Type    : multiple issues
Remote  : Yes
Link    : https://security.archlinux.org/AVG-1414

Summary
=======

The package chromium before version 87.0.4280.141-1 is vulnerable to
multiple issues including access restriction bypass, arbitrary code
execution and insufficient validation.

Resolution
==========

Upgrade to 87.0.4280.141-1.

# pacman -Syu "chromium>=87.0.4280.141-1"

The problems have been fixed upstream in version 87.0.4280.141.

Workaround
==========

None.

Description
===========

- CVE-2020-15995 (arbitrary code execution)

An out of bounds write security issue has been found in the V8
component of the Chromium browser before version 87.0.4280.141.

- CVE-2020-16043 (insufficient validation)

An insufficient data validation security issue has been found in the
networking component of the Chromium browser before version
87.0.4280.141.

- CVE-2021-21106 (arbitrary code execution)

A use after free security issue has been found in the autofill
component of the Chromium browser before version 87.0.4280.141.

- CVE-2021-21107 (arbitrary code execution)

A use after free security issue has been found in the drag and drop
component of the Chromium browser before version 87.0.4280.141.

- CVE-2021-21108 (arbitrary code execution)

A use after free security issue has been found in the media component
of the Chromium browser before version 87.0.4280.141.

- CVE-2021-21109 (arbitrary code execution)

A use after free security issue has been found in the payments
component of the Chromium browser before version 87.0.4280.141.

- CVE-2021-21110 (arbitrary code execution)

A use after free security issue has been found in the safe browsing
component of the Chromium browser before version 87.0.4280.141.

- CVE-2021-21111 (access restriction bypass)

An insufficient policy enforcement security issue has been found in the
WebUI component of the Chromium browser before version 87.0.4280.141.

- CVE-2021-21112 (arbitrary code execution)

A use after free security issue has been found in the Blink component
of the Chromium browser before version 87.0.4280.141.

- CVE-2021-21113 (arbitrary code execution)

A heap buffer overflow security issue has been found in the Skia
component of the Chromium browser before version 87.0.4280.141.

- CVE-2021-21114 (arbitrary code execution)

A use after free security issue has been found in the audio component
of the Chromium browser before version 87.0.4280.141.

- CVE-2021-21115 (arbitrary code execution)

A use after free security issue has been found in the safe browsing
component of the Chromium browser before version 87.0.4280.141.

- CVE-2021-21116 (arbitrary code execution)

A heap buffer overflow security issue has been found in the audio
component of the Chromium browser before version 87.0.4280.141.

Impact
======

A remote attacker might be able to bypass security restrictions and
execute arbitrary code.

References
==========

https://chromereleases.googleblog.com/2021/01/stable-channel-update-for-desktop.html
https://crbug.com/1157790
https://crbug.com/1148309
https://crbug.com/1148749
https://crbug.com/1153595
https://crbug.com/1155426
https://crbug.com/1152334
https://crbug.com/1152451
https://crbug.com/1149125
https://crbug.com/1151298
https://crbug.com/1155178
https://crbug.com/1150065
https://crbug.com/1157814
https://crbug.com/1151069
https://security.archlinux.org/CVE-2020-15995
https://security.archlinux.org/CVE-2020-16043
https://security.archlinux.org/CVE-2021-21106
https://security.archlinux.org/CVE-2021-21107
https://security.archlinux.org/CVE-2021-21108
https://security.archlinux.org/CVE-2021-21109
https://security.archlinux.org/CVE-2021-21110
https://security.archlinux.org/CVE-2021-21111
https://security.archlinux.org/CVE-2021-21112
https://security.archlinux.org/CVE-2021-21113
https://security.archlinux.org/CVE-2021-21114
https://security.archlinux.org/CVE-2021-21115
https://security.archlinux.org/CVE-2021-21116