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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2021.2421 Google Chrome: Stable Channel Update for Desktop 16 July 2021 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Google Chrome Publisher: Google Operating System: UNIX variants (UNIX, Linux, OSX) Windows 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-2021-30564 CVE-2021-30563 CVE-2021-30562 CVE-2021-30561 CVE-2021-30560 CVE-2021-30559 CVE-2021-30541 Original Bulletin: https://chromereleases.googleblog.com/2021/07/stable-channel-update-for-desktop.html Comment: There have been reports that an exploit for CVE-2021-30563 exists in the wild. - --------------------------BEGIN INCLUDED TEXT-------------------- Stable Channel Update for Desktop Posted: 15 Jul 2021 11:42 AM PDT https://chromereleases.googleblog.com/2021/07/stable-channel-update-for-desktop.html The Stable channel has been updated to 91.0.4472.164 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 havent yet fixed. This update includes 8 security fixes. Below, we highlight fixes that were contributed by external researchers. Please see the Chrome Security Page for more information. [$7500][1219082] High CVE-2021-30559: Out of bounds write in ANGLE. Reported by Seong-Hwan Park (SeHwa) of SecunologyLab on 2021-06-11 [$5000][1214842] High CVE-2021-30541: Use after free in V8. Reported by Richard Wheeldon on 2021-05-31 [$N/A][1219209] High CVE-2021-30560: Use after free in Blink XSLT. Reported by Nick Wellnhofer on 2021-06-12 [$TBD][1219630] High CVE-2021-30561: Type Confusion in V8. Reported by Sergei Glazunov of Google Project Zero on 2021-06-14 [$TBD][1220078] High CVE-2021-30562: Use after free in WebSerial. Reported by Anonymous on 2021-06-15 [$TBD][1228407] High CVE-2021-30563:Type Confusion in V8. Reported by Anonymous on 2021-07-12 [$TBD][1221309] Medium CVE-2021-30564: Heap buffer overflow in WebXR. Reported by Ali Merchant, iQ3Connect VR Platform on 2021-06-17 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-2021-30563 exists in the wild. As usual, our ongoing internal security work was responsible for a wide range of fixes: [1229408] 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. 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. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. 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). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBYPEW1ONLKJtyKPYoAQgP3BAAgV2geFZlHUBb7Lw2BfkIHyKE8n/9cuz9 XvgD3WeLyJBSU8iDXT9zNWdvYbxLu+SZER32NqumgvA+h+AWigTseU6ajS3zTwH2 H65uPXpiz/AGtPUZ9JGsqI92Wyq/97Sas3YNQ5bWKKUyGocoR9iWMS3cqtQ2b9Wa etIDw2rbNEk8XJSpokfCS7LqS/I8EGM3p7WMSKU8bLiqSvfloctlAfHk4h+qzEk1 Va6czeLBVkumA+xrioCuX5RYGRKRNtPNENgFNHIHav8G+lDPDR3hpRFOSAipPR5Y XtJI1FGw/BNqXHWnKBxN75m11bsgvynrEla+eNEQ1H/npHah8rSjZC+kPrCT1iHD aKX78J/+S7lXMTfiShG3JOi2NI6CenF4qaOYEg8QQzZZro9VSGKeoLbNZ4W1s5lY P6yGUBzT5bdQzQRt+c2mM/QK5TcnykAejUmRbxV68mxZ0iQ5mHVZM8w2Qdxs6qqd FcK36h9cSt13iWplLLCqav/xAkD5eLfvguSdIn/VAirliDhl4wyMOr6nDhEYnOrx BiKzP6mOfeOpR/qcPRXpvb3lxvGHiGMYQ3JxjuK32g6+926MzDgOD3AaPVi3x9/H G8FjM+/ORrKSXajyndhHBMgFPL98c7O6mqgE2qzI2xsthVPFXqXQVgw8RIgR8+7T 7BztfvYCA04= =sUp3 -----END PGP SIGNATURE-----