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AUSCERT External Security Bulletin Redistribution
ESB-2021.0074
Stable Channel Update for Desktop
8 January 2021
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AusCERT Security Bulletin Summary
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Product: Google Chrome
Publisher: Google
Operating System: Windows
UNIX variants (UNIX, Linux, OSX)
Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction
Denial of Service -- Remote with User Interaction
Reduced Security -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2021-21116 CVE-2021-21115 CVE-2021-21114
CVE-2021-21113 CVE-2021-21112 CVE-2021-21109
CVE-2021-21108 CVE-2021-21107 CVE-2020-16043
CVE-2020-15995
Original Bulletin:
https://chromereleases.googleblog.com/2021/01/stable-channel-update-for-desktop.html
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Release updates from the Chrome team
Stable Channel Update for Desktop
Wednesday, January 6, 2021
The Stable channel has been updated to 87.0.4280.141 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 16 security fixes. Below, we highlight fixes that were
contributed by external researchers. Please see the Chrome Security Page for
more information.
[$20000][1148749] High CVE-2021-21106: Use after free in autofill. Reported by
Weipeng Jiang (@Krace) from Codesafe Team of Legendsec at Qi'anxin Group on
2020-11-13
[$20000][1153595] High CVE-2021-21107: Use after free in drag and drop.
Reported by Leecraso and Guang Gong of 360 Alpha Lab on 2020-11-30
[$20000][1155426] High CVE-2021-21108: Use after free in media. Reported by
Leecraso and Guang Gong of 360 Alpha Lab on 2020-12-04
[$15000][1152334] High CVE-2021-21109: Use after free in payments. Reported by
Rong Jian and Guang Gong of 360 Alpha Lab on 2020-11-24
[$15000][1152451] High CVE-2021-21110: Use after free in safe browsing.
Reported by Anonymous on 2020-11-24
[$7500][1149125] High CVE-2021-21111: Insufficient policy enforcement in WebUI.
Reported by Alesandro Ortiz on 2020-11-15
[$7500][1151298] High CVE-2021-21112: Use after free in Blink. Reported by
YoungJoo Lee(@ashuu_lee) of Raon Whitehat on 2020-11-20
[$6000][1155178] High CVE-2021-21113: Heap buffer overflow in Skia. Reported by
tsubmunu on 2020-12-03
[$N/A][1148309] High CVE-2020-16043: Insufficient data validation in
networking. Reported by Samy Kamkar, Ben Seri at Armis, Gregory Vishnepolsky at
Armis on 2020-11-12
[$N/A][1150065] High CVE-2021-21114: Use after free in audio. Reported by Man
Yue Mo of GitHub Security Lab on 2020-11-17
[$TBD][1157790] High CVE-2020-15995: Out of bounds write in V8. Reported by
Bohan Liu (@P4nda20371774) of Tencent Security Xuanwu Lab on 2020-12-11
[$TBD][1157814] High CVE-2021-21115: Use after free in safe browsing. Reported
by Leecraso and Guang Gong of 360 Alpha Lab on 2020-12-11
[$N/A][1151069] Medium CVE-2021-21116: Heap buffer overflow in audio. Reported
by Alison Huffman, Microsoft Browser Vulnerability Research on 2020-11-19
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:
* [1163626] 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.
Lakshmana Pamarthy Google Chrome
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