Stable Channel Update for Desktop

The Chrome team is delighted to announce the promotion of Chrome 62 to the stable channel for Windows, Mac and Linux. This will roll out over the coming days/weeks.

Chrome 62.0.3202.62 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 62.

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

[$7500+$1337][762930] High CVE-2017-5124: UXSS with MHTML. Reported by Anonymous on 2017-09-07

[$5000][749147] High CVE-2017-5125: Heap overflow in Skia. Reported by Anonymous on 2017-07-26

[$3000][760455] High CVE-2017-5126: Use after free in PDFium. Reported by Luật Nguyễn (@l4wio) of KeenLab, Tencent on 2017-08-30

[$3000][765384] High CVE-2017-5127: Use after free in PDFium. Reported by Luật Nguyễn (@l4wio) of KeenLab, Tencent on 2017-09-14

[$3000][765469] High CVE-2017-5128: Heap overflow in WebGL. Reported by Omair on 2017-09-14

[$3000][765495] High CVE-2017-5129: Use after free in WebAudio. Reported by Omair on 2017-09-15

[$3000][718858] High CVE-2017-5132: Incorrect stack manipulation in WebAssembly. Reported by Gaurav Dewan (@007gauravdewan) of Adobe Systems India Pvt. Ltd. on 2017-05-05

[$N/A][722079] High CVE-2017-5130: Heap overflow in libxml2. Reported by Pranjal Jumde (@pjumde) on 2017-05-14

[$5000][744109] Medium CVE-2017-5131: Out of bounds write in Skia. Reported by Anonymous on 2017-07-16

[$2000][762106] Medium CVE-2017-5133: Out of bounds write in Skia. Reported by Aleksandar Nikolic of Cisco Talos on 2017-09-05

[$1000][752003] Medium CVE-2017-15386: UI spoofing in Blink. Reported by WenXu Wu of Tencent’s Xuanwu Lab on 2017-08-03

[$1000][756040] Medium CVE-2017-15387: Content security bypass. Reported by Jun Kokatsu (@shhnjk) on 2017-08-16

[$1000][756563] Medium CVE-2017-15388: Out of bounds read in Skia. Reported by Kushal Arvind Shah of Fortinet’s FortiGuard Labs on 2017-08-17

[$500][739621] Medium CVE-2017-15389: URL spoofing in OmniBox. Reported by xisigr of Tencent’s Xuanwu Lab on 2017-07-06

[$500][750239] Medium CVE-2017-15390: URL spoofing in OmniBox. Reported by Haosheng Wang (@gnehsoah) on 2017-07-28

[$500][598265] Low CVE-2017-15391: Extension limitation bypass in Extensions. Reported by João Lucas Melo Brasio (whitehathackers.com.br) on 2016-03-28

[$N/A][714401] Low CVE-2017-15392: Incorrect registry key handling in PlatformIntegration. Reported by Xiaoyin Liu (@general_nfs) on 2017-04-22

[$N/A][732751] Low CVE-2017-15393: Referrer leak in Devtools. Reported by Svyat Mitin on 2017-06-13

[$N/A][745580] Low CVE-2017-15394: URL spoofing in extensions UI. Reported by Sam @sudosammy on 2017-07-18

[$N/A][759457] Low CVE-2017-15395: Null pointer dereference in ImageCapture. Reported by Johannes Bergman (johberlvi@) on 2017-08-28

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:

• [775550] 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. 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.

Abdul Syed
Google Chrome