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                             CERT-Renater

                 Note d'Information No. 2021/VULN194
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DATE                : 01/04/2021

HARDWARE PLATFORM(S): /

OPERATING SYSTEM(S): Systems running Google Chrome versions prior to
                                    89.0.4389.114.

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https://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop_30.html
_____________________________________________________________________


Stable Channel Update for Desktop
Tuesday, March 30, 2021


The Stable channel has been updated to 89.0.4389.114 for Windows, Mac
and Linux which will roll out over the coming days/weeks.

A full list of changes in this build is available in the log. Interested
in switching release channels?  Find out how here. If you find a new
issue, please let us know by filing a bug. The community help forum is
also a great place to reach out for help or learn about common issues.


Security Fixes and Rewards

Note: Access to bug details and links may be kept restricted until a
majority of users are updated with a fix. We will also retain
restrictions if the bug exists in a third party library that other
projects similarly depend on, but haven’t yet fixed.

This update includes 8 security fixes. Below, we highlight fixes that
were contributed by external researchers. Please see the Chrome Security
Page for more information.

[$20000][1181228] High CVE-2021-21194: Use after free in screen capture.
Reported by Leecraso and Guang Gong of 360 Alpha Lab on 2021-02-23

[$15000][1182647] High CVE-2021-21195: Use after free in V8. Reported by
Bohan Liu (@P4nda20371774) and Moon Liang of Tencent Security Xuanwu Lab
on 2021-02-26

[$10000][1175992] High CVE-2021-21196: Heap buffer overflow in TabStrip.
Reported by Khalil Zhani on 2021-02-08

[$TBD][1173903] High CVE-2021-21197: Heap buffer overflow in TabStrip.
Reported by Abdulrahman Alqabandi, Microsoft Browser Vulnerability
Research on 2021-02-03

[$TBD][1184399] High CVE-2021-21198: Out of bounds read in IPC. Reported
by Mark Brand of Google Project Zero on 2021-03-03

[$7500][1179635] High CVE-2021-21199: Use Use after free in Aura.
Reported by Weipeng Jiang (@Krace) from Codesafe Team of Legendsec at
Qi'anxin Group and Evangelos Foutras

We would also like to thank all security researchers that worked with us
during the development cycle to prevent security bugs from ever reaching
the stable channel.

As usual, our ongoing internal security work was responsible for a wide
range of fixes:

    [1193827] Various fixes from internal audits, fuzzing and other
initiatives


Many of our security bugs are detected using AddressSanitizer,
MemorySanitizer, UndefinedBehaviorSanitizer, Control Flow Integrity,
libFuzzer, or AFL.


Prudhvikumar Bommana
Google Chrome


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