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                             CERT-Renater

                 Note d'Information No. 2020/VULN587
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DATE                : 21/10/2020

HARDWARE PLATFORM(S): /

OPERATING SYSTEM(S): Systems running Google Chrome versions prior to
                      86.0.4240.111.

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https://chromereleases.googleblog.com/2020/10/stable-channel-update-for-desktop_20.html
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Stable Channel Update for Desktop
Tuesday, October 20, 2020

The stable channel has been updated to 86.0.4240.111 for Windows, Mac &
Linux which will roll out over the coming days/weeks.

A list of all changes is available in the log. Interested in switching
release channels? Find out how. 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 5 security fixes. Below, we highlight fixes that
were contributed by external researchers. Please see the Chrome Security
Page for more information.

[$500][1125337] High CVE-2020-16000: Inappropriate implementation in
Blink. Reported by amaebi_jp on 2020-09-06

[$TBD][1135018] High CVE-2020-16001: Use after free in media. Reported
by Khalil Zhani on 2020-10-05

[$TBD][1137630] High CVE-2020-16002: Use after free in PDFium. Reported
by Weipeng Jiang (@Krace) from Codesafe Team of Legendsec at Qi'anxin
Group on 2020-10-13

[$NA][1139963] High CVE-2020-15999: Heap buffer overflow in Freetype.
Reported by Sergei Glazunov of Google Project Zero on 2020-10-19

[$3000][1134960] Medium CVE-2020-16003: Use after free in printing.
Reported by Khalil Zhani on 2020-10-04

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.


Google is aware of reports that an exploit for CVE-2020-15999 exists in
the wild.

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


Google Chrome
Prudhvikumar Bommana


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+ CERT-RENATER       |    tel : 01-53-94-20-44          +
+ 23/25 Rue Daviel   |    fax : 01-53-94-20-41          +
+ 75013 Paris        |    email:cert@support.renater.fr +
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