Stable Channel Update for Desktop

The Chrome team is delighted to announce the promotion of Chrome 70 to the stable channel for Windows, Mac and Linux. This will roll out over the coming days/weeks.

Chrome 70.0.3538.67 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 70.

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 23 security fixes. Below, we highlight fixes that were contributed by external researchers. Please see the Chrome Security Page for more information.

[$N/A][888926] High CVE-2018-17462: Sandbox escape in AppCache. Reported by Ned Williamson and Niklas Baumstark working with Beyond Security's SecuriTeam Secure Disclosure program on 2018-09-25

[$N/A][888923] High CVE-2018-17463: Remote code execution in V8. Reported by Samuel Gross working with Beyond Security's SecuriTeam Secure Disclosure program on 2018-09-25

[$3500][872189] High: Heap buffer overflow in Little CMS in PDFium. Reported by Quang Nguyễn (@quangnh89) of Viettel Cyber Security on 2018-08-08

[$3000][887273] High CVE-2018-17464: URL spoof in Omnibox. Reported by xisigr of Tencent’s Xuanwu Lab on 2018-09-20

[$3000][870226] High CVE-2018-17465: Use after free in V8. Reported by Lin Zuojian on 2018-08-02

[$1000][880906] High CVE-2018-17466: Memory corruption in Angle. Reported by Omair on 2018-09-05

[$3000][844881] Medium CVE-2018-17467: URL spoof in Omnibox. Reported by Khalil Zhani on 2018-05-19

[$2000][876822] Medium CVE-2018-17468: Cross-origin URL disclosure in Blink. Reported by James Lee (@Windowsrcer) of Kryptos Logic on 2018-08-22

[$1000][880675] Medium CVE-2018-17469: Heap buffer overflow in PDFium. Reported by Zhen Zhou of NSFOCUS Security Team on 2018-09-05

[$1000][877874] Medium CVE-2018-17470: Memory corruption in GPU Internals. Reported by Zhe Jin（金哲），Luyao Liu(刘路遥) from Chengdu Security Response Center of Qihoo 360 Technology Co. Ltd on 2018-08-27

[$1000][873080] Medium CVE-2018-17471: Security UI occlusion in full screen mode. Reported by Lnyas Zhang on 2018-08-10

[$1000][822518] Medium CVE-2018-17472: iframe sandbox escape on iOS. Reported by Jun Kokatsu (@shhnjk) on 2018-03-16

[$500][882078] Medium CVE-2018-17473: URL spoof in Omnibox. Reported by Khalil Zhani on 2018-09-08

[$500][843151] Medium CVE-2018-17474: Use after free in Blink. Reported by Zhe Jin（金哲），Luyao Liu(刘路遥) from Chengdu Security Response Center of Qihoo 360 Technology Co. Ltd on 2018-05-15

[$500][852634] Low CVE-2018-17475: URL spoof in Omnibox. Reported by Vladimir Metnew on 2018-06-14

[$500][812769] Low CVE-2018-17476: Security UI occlusion in full screen mode. Reported by Khalil Zhani on 2018-02-15

[$500][805496] Low CVE-2018-5179: Lack of limits on update() in ServiceWorker. Reported by Yannic Bonenberger on 2018-01-24

[$N/A][863703] Low CVE-2018-17477: UI spoof in Extensions. Reported by Aaron Muir Hamilton <[email protected]> on 2018-07-14

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:

• [895893] 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.

Thank you,

Abdul Syed