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AUSCERT External Security Bulletin Redistribution
Stable Channel Update for Desktop
17 November 2021
AusCERT Security Bulletin Summary
Product: Google Chrome
Operating System: Windows
UNIX variants (UNIX, Linux, OSX)
Impact/Access: Denial of Service -- Unknown/Unspecified
Reduced Security -- Unknown/Unspecified
CVE Names: CVE-2021-38022 CVE-2021-38021 CVE-2021-38020
CVE-2021-38019 CVE-2021-38018 CVE-2021-38017
CVE-2021-38016 CVE-2021-38015 CVE-2021-38014
CVE-2021-38013 CVE-2021-38012 CVE-2021-38011
CVE-2021-38010 CVE-2021-38009 CVE-2021-38008
CVE-2021-38007 CVE-2021-38006 CVE-2021-38005
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Release updates from the Chrome team
Stable Channel Update for Desktop
Monday, November 15, 2021
The Chrome team is delighted to announce the promotion of Chrome 96 to the
stable channel for Windows, Mac and Linux. Chrome 96 is also promoted to our
new extended stable channel for Windows and Mac. This will roll out over the
Chrome 96.0.4664.45 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 96.
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 25 security fixes. Below, we highlight fixes that were
contributed by external researchers. Please see the Chrome Security Page for
[$7500] High CVE-2021-38008: Use after free in media. Reported by
Marcin Towalski of Cisco Talos on 2021-10-26
[$2000] High CVE-2021-38009: Inappropriate implementation in cache.
Reported by Luan Herrera (@lbherrera_) on 2021-10-16
[$TBD] High CVE-2021-38006: Use after free in storage foundation.
Reported by Sergei Glazunov of Google Project Zero on 2021-08-17
[$TBD] High CVE-2021-38007: Type Confusion in V8. Reported by Polaris
Feng and SGFvamll at Singular Security Lab on 2021-09-29
[$TBD] High CVE-2021-38005: Use after free in loader. Reported by
Sergei Glazunov of Google Project Zero on 2021-08-18
[$TBD] High CVE-2021-38010: Inappropriate implementation in service
workers. Reported by Sergei Glazunov of Google Project Zero on 2021-10-28
[$TBD] High CVE-2021-38011: Use after free in storage foundation.
Reported by Sergei Glazunov of Google Project Zero on 2021-11-09
[$15000] Medium CVE-2021-38012: Type Confusion in V8. Reported by
Yonghwi Jin (@jinmo123) on 2021-10-24
[$10000] Medium CVE-2021-38013: Heap buffer overflow in fingerprint
recognition. Reported by raven (@raid_akame) on 2021-08-23
[$5000] Medium CVE-2021-38014: Out of bounds write in Swiftshader.
Reported by Atte Kettunen of OUSPG on 2021-09-10
[$3000] Medium CVE-2021-38015: Inappropriate implementation in input.
Reported by David Erceg on 2019-04-29
[$3000] Medium CVE-2021-38016: Insufficient policy enforcement in
background fetch. Reported by Maurice Dauer on 2021-08-28
[$2500] Medium CVE-2021-38017: Insufficient policy enforcement in
iframe sandbox. Reported by NDevTK on 2021-10-05
[$2000] Medium CVE-2021-38018: Inappropriate implementation in
navigation. Reported by Alesandro Ortiz on 2021-04-11
[$1000] Medium CVE-2021-38019: Insufficient policy enforcement in
CORS. Reported by Maurice Dauer on 2021-09-20
[$1000] Medium CVE-2021-38020: Insufficient policy enforcement in
contacts picker. Reported by Luan Herrera (@lbherrera_) on 2021-10-13
[$500] Medium CVE-2021-38021: Inappropriate implementation in
referrer. Reported by Prakash (@1lastBr3ath) and Jun Kokatsu on 2021-07-27
[$TBD] Low CVE-2021-38022: Inappropriate implementation in
WebAuthentication. Reported by Michal Kepkowski on 2021-09-13
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
o  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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