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AUSCERT External Security Bulletin Redistribution
Stable Channel Update for Desktop
21 July 2021
AusCERT Security Bulletin Summary
Product: Google Chrome
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
Access Confidential Data -- Remote with User Interaction
Reduced Security -- Remote with User Interaction
CVE Names: CVE-2021-30589 CVE-2021-30588 CVE-2021-30587
CVE-2021-30586 CVE-2021-30585 CVE-2021-30584
CVE-2021-30583 CVE-2021-30582 CVE-2021-30581
CVE-2021-30580 CVE-2021-30579 CVE-2021-30578
CVE-2021-30577 CVE-2021-30576 CVE-2021-30575
CVE-2021-30573 CVE-2021-30572 CVE-2021-30571
CVE-2021-30569 CVE-2021-30568 CVE-2021-30567
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Stable Channel Update for Desktop
Tuesday, July 20, 2021
The Chrome team is delighted to announce the promotion of Chrome 92 to the
stable channel for Windows, Mac and Linux. This will roll out over the coming
Chrome 92.0.4515.107 contains a number of fixes and improvements -- a list of
changes is available in the log. Watch out for upcoming Chrome and Chromium
blog posts about new features and big efforts delivered in 92.
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 35 security fixes. Below, we highlight fixes that were
contributed by external researchers. Please see the Chrome Security Page for
[$15000] High CVE-2021-30565: Out of bounds write in Tab Groups.
Reported by David Erceg on 2021-05-19
[$10000] High CVE-2021-30566: Stack buffer overflow in Printing.
Reported by Leecraso and Guang Gong of 360 Alpha Lab on 2021-04-26
[$10000] High CVE-2021-30567: Use after free in DevTools. Reported by
DDV_UA on 2021-05-20
[$8500] High CVE-2021-30568: Heap buffer overflow in WebGL. Reported
by Yangkang (@dnpushme) of 360 ATA on 2021-06-15
[$500] High CVE-2021-30569: Use after free in sqlite. Reported by
Chris Salls (@salls) of Makai Security on 2021-06-11
[$TBD] High CVE-2021-30571: Insufficient policy enforcement in
DevTools. Reported by David Erceg on 2020-07-03
[$TBD] High CVE-2021-30572: Use after free in Autofill. Reported by
Weipeng Jiang (@Krace) from Codesafe Team of Legendsec at Qi'anxin Group on
[$TBD] High CVE-2021-30573: Use after free in GPU. Reported by
Security For Everyone Team - https://securityforeveryone.com on 2021-06-06
[$TBD] High CVE-2021-30574: Use after free in protocol handling.
Reported by Leecraso and Guang Gong of 360 Alpha Lab on 2021-07-08
[$15000] Medium CVE-2021-30575: Out of bounds read in Autofill.
Reported by Leecraso and Guang Gong of 360 Alpha Lab on 2021-05-26
[$10000] Medium CVE-2021-30576: Use after free in DevTools. Reported
by David Erceg on 2021-04-01
[$10000] Medium CVE-2021-30577: Insufficient policy enforcement in
Installer. Reported by Jan van der Put (REQON B.V) on 2021-05-01
[$7500] Medium CVE-2021-30578: Uninitialized Use in Media. Reported by
Chaoyuan Peng on 2021-04-21
[$7500] Medium CVE-2021-30579: Use after free in UI framework.
Reported by Weipeng Jiang (@Krace) from Codesafe Team of Legendsec at Qi'anxin
Group on 2021-05-10
[$5000] Medium CVE-2021-30580: Insufficient policy enforcement in
Android intents. Reported by @retsew0x01 on 2021-03-17
[$5000] Medium CVE-2021-30581: Use after free in DevTools. Reported by
David Erceg on 2021-03-31
[$5000] Medium CVE-2021-30582: Inappropriate implementation in
Animation. Reported by George Liu on 2021-05-05
[$3000] Medium CVE-2021-30583: Insufficient policy enforcement in
image handling on Windows. Reported by Muneaki Nishimura (nishimunea) on
[$3000] Medium CVE-2021-30584: Incorrect security UI in Downloads.
Reported by @retsew0x01 on 2021-05-26
[$N/A] Medium CVE-2021-30585: Use after free in sensor handling.
Reported by niarci on 2019-11-11
[$TBD] Medium CVE-2021-30586: Use after free in dialog box handling on
Windows. Reported by kkomdal with kkwon and neodal on 2021-04-21
[$N/A] Medium CVE-2021-30587: Inappropriate implementation in
Compositing on Windows. Reported by Abdulrahman Alqabandi, Microsoft Browser
Vulnerability Research on 2021-04-30
[$5000] Low CVE-2021-30588: Type Confusion in V8. Reported by Jose
Martinez (tr0y4) from VerSprite Inc. on 2021-04-04
[$3000] Low CVE-2021-30589: Insufficient validation of untrusted input
in Sharing. Reported by Kirtikumar Anandrao Ramchandani (@Kirtikumar_A_R) and
Patrick Walker (@homesen) on 2021-02-20
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
As usual, our ongoing internal security work was responsible for a wide range
*  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.
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.
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