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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2021.3267 Google Chrome Multiple Vulnerabilities 1 October 2021 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Google Chrome Publisher: Google Operating System: Windows UNIX variants (UNIX, Linux, OSX) Impact/Access: Denial of Service -- Remote with User Interaction Access Confidential Data -- Remote with User Interaction Reduced Security -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2021-37976 CVE-2021-37975 CVE-2021-37974 Original Bulletin: https://chromereleases.googleblog.com/2021/09/stable-channel-update-for-desktop_30.html Comment: Google is aware the exploits for CVE-2021-37975 and CVE-2021-37976 exist in the wild. - --------------------------BEGIN INCLUDED TEXT-------------------- Chrome Releases Release updates from the Chrome team Stable Channel Update for Desktop Thursday, September 30, 2021 The Stable channel has been updated to 94.0.4606.71 for Windows, Mac and Linux which will roll out over the coming days/weeks. Extended stable channel has also been updated to 94.0.4606.71 for Windows and Mac 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 4 security fixes. Below, we highlight fixes that were contributed by external researchers. Please see the Chrome Security Page for more information. [$20000][1245578] High CVE-2021-37974 : Use after free in Safe Browsing. Reported by Weipeng Jiang (@Krace) from Codesafe Team of Legendsec at Qi'anxin Group on 2021-09-01 [$TBD][1252918] High CVE-2021-37975 : Use after free in V8. Reported by Anonymous on 2021-09-24 [$NA][1251787] Medium CVE-2021-37976 : Information leak in core. Reported by Clement Lecigne from Google TAG, with technical assistance from Sergei Glazunov and Mark Brand from Google Project Zero on 2021-09-21 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 the exploits for CVE-2021-37975 and CVE-2021-37976 exist in the wild. As usual, our ongoing internal security work was responsible for a wide range of fixes: o [1254756] 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. Srinivas Sista Google Chrome - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. 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Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). 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