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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2021.2960 Stable Channel Update for Desktop 1 September 2021 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Google Chrome Publisher: Google Operating System: UNIX variants (UNIX, Linux, OSX) Windows Impact/Access: Reduced Security -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2021-30624 CVE-2021-30623 CVE-2021-30622 CVE-2021-30621 CVE-2021-30620 CVE-2021-30619 CVE-2021-30618 CVE-2021-30617 CVE-2021-30616 CVE-2021-30615 CVE-2021-30614 CVE-2021-30613 CVE-2021-30612 CVE-2021-30611 CVE-2021-30610 CVE-2021-30609 CVE-2021-30608 CVE-2021-30607 CVE-2021-30606 Original Bulletin: https://chromereleases.googleblog.com/2021/08/stable-channel-update-for-desktop_31.html - --------------------------BEGIN INCLUDED TEXT-------------------- Stable Channel Update for Desktop Tuesday, August 31, 2021 The Chrome team is delighted to announce the promotion of Chrome 93 to the stable channel for Windows, Mac and Linux. This will roll out over the coming days/weeks. Chrome 93.0.4577.63 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 93. 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 27 security fixes. Below, we highlight fixes that were contributed by external researchers. Please see the Chrome Security Page for more information. [$20000][1233975] High CVE-2021-30606: Use after free in Blink. Reported by Nan Wang (@eternalsakura13) and koocola (@alo_cook) of 360 Alpha Lab on 2021-07-28 [$10000][1235949] High CVE-2021-30607: Use after free in Permissions. Reported by Weipeng Jiang (@Krace) from Codesafe Team of Legendsec at Qi'anxin Group on 2021-08-03 [$7500][1219870] High CVE-2021-30608: Use after free in Web Share. Reported by Huyna at Viettel Cyber Security on 2021-06-15 [$5000][1239595] High CVE-2021-30609: Use after free in Sign-In. Reported by raven (@raid_akame) on 2021-08-13 [$N/A][1200440] High CVE-2021-30610: Use after free in Extensions API. Reported by Igor Bukanov from Vivaldi on 2021-04-19 [$20000][1233942] Medium CVE-2021-30611: Use after free in WebRTC. Reported by Nan Wang (@eternalsakura13) and koocola (@alo_cook) of 360 Alpha Lab on 2021-07-28 [$20000][1234284] Medium CVE-2021-30612: Use after free in WebRTC. Reported by Nan Wang (@eternalsakura13) and koocola (@alo_cook) of 360 Alpha Lab on 2021-07-29 [$15000][1209622] Medium CVE-2021-30613: Use after free in Base internals. Reported by Yangkang (@dnpushme) of 360 ATA on 2021-05-16 [$10000][1207315] Medium CVE-2021-30614: Heap buffer overflow in TabStrip. Reported by Huinian Yang (@vmth6) of Amber Security Lab, OPPO Mobile Telecommunications Corp. Ltd. on 2021-05-10 [$5000][1208614] Medium CVE-2021-30615: Cross-origin data leak in Navigation. Reported by NDevTK on 2021-05-12 [$5000][1231432] Medium CVE-2021-30616: Use after free in Media. Reported by Anonymous on 2021-07-21 [$3000][1226909] Medium CVE-2021-30617: Policy bypass in Blink. Reported by NDevTK on 2021-07-07 [$3000][1232279] Medium CVE-2021-30618: Inappropriate implementation in DevTools. Reported by @DanAmodio and @mattaustin from Contrast Security on 2021-07-23 [$3000][1235222] Medium CVE-2021-30619: UI Spoofing in Autofill. Reported by Alesandro Ortiz on 2021-08-02 [$NA][1063518] Medium CVE-2021-30620: Insufficient policy enforcement in Blink. Reported by Jun Kokatsu, Microsoft Browser Vulnerability Research on 2020-03-20 [$NA][1204722] Medium CVE-2021-30621: UI Spoofing in Autofill. Reported by Abdulrahman Alqabandi, Microsoft Browser Vulnerability Research on 2021-04-30 [$NA][1224419] Medium CVE-2021-30622: Use after free in WebApp Installs. Reported by Jun Kokatsu, Microsoft Browser Vulnerability Research on 2021-06-28 [$10000][1223667] Low CVE-2021-30623: Use after free in Bookmarks. Reported by Leecraso and Guang Gong of 360 Alpha Lab on 2021-06-25 [$TBD][1230513] Low CVE-2021-30624: Use after free in Autofill. Reported by Wei Yuan of MoyunSec VLab on 2021-07-19 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: o [1245324] 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. Prudhvikumar Bommana 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 iQIVAwUBYS8R3+NLKJtyKPYoAQiDBA/9GhkldAC6ETnkCI19SqvzxupA+w8Fwtr9 +fRPtM2W7V3bwQKJGRfBnhWQS7kAbvu1UPLHbWZWANTXojG/54Hwa78ZS/8B1BgE cIdTdNwQ9YspMqxR3HCOqeuOxwgjZZ1G/OjFNPvS/0koECyPFnMwBgoR4OcxZhu9 QhQL/k7TnB/UseTAqgl5pSQEQ5hV4hkoJcHiX4dxSrc/EZ1Uc+2FMlcDT+G1ToRx F0WWvG3EiA1ewKTRHC7y4ru4gm3g+1XjEwYEV/ln8xVIZ1xlH9Es0iyg3oqDYGFm 5J8QvNQrHdBgL0EoTH3NP91bHXW/jnwnFYF7dbmkL82QrjukIGJVMfOmgAVD6mU6 tB0K13dhLA/i45vjOeQg/dhj5VBCpuUH4udloFBrVbKoDecd2wqzqjWMXxk7+/dS L2VUSpanu9RZyZ78LRqaZvKBtiwMLZ4Tv0KTgXyOGqsFuUcWope0C8XYzO16N7jD V6G7Psp+kx8ghu1PsJbHloP78RuIdSX8ZImieqB5GYJHViWpIHcyfg98XjsE6n+M Es4arLGcv5PavRxBY8w3BJmtwUpJiWS+Nlo0KeCRmnjTR+dB9aBkHJOB4Fwd0Srg VzJ77cwdtiqDiZNO02wQ6SZglxyKeE995xGO2M7Xnujy00v2skK09eChIThdp+kJ eGxhp6M3Yvk= =CevB -----END PGP SIGNATURE-----