官方更新日志

This update includes 3 security fixes that were contributed by external researchers. Please see the Chromium security page for more information.

[$5000][589838] High CVE-2016-1643: Type confusion in Blink. Credit to cloudfuzzer.
[$3500][590620] High CVE-2016-1644: Use-after-free in Blink. Credit to Atte Kettunen of OUSPG.
[587227] High CVE-2016-1645: Out-of-bounds write in PDFium. Credit to anonymous working with HP's Zero Day Initiative.
Many of our security bugs are detected using AddressSanitizer, MemorySanitizer or Control Flow Integrity.

http://googlechromereleases.blogspot.com
 

Google Chrome 稳定版 官方本地下载地址：

Google Chrome v49.0.2623.87 无更新功能版 32位

http://dl.google.com/release2/49.0.2623.87_chrome_installer.exe
http://redirector.gvt1.com/edgedl/release2/49.0.2623.87_chrome_installer.exe

Google Chrome v49.0.2623.87 无更新功能版 64位

http://dl.google.com/release2/49.0.2623.87_chrome_installer_win64.exe
http://redirector.gvt1.com/edgedl/release2/49.0.2623.87_chrome_installer_win64.exe
 

64位版Google Chrome 有什么区别？

64位Chrome能更好地利用当今的硬件，并且对速度、安全性、稳定性进行了改善！

速度：64位Chrome能利用最新的处理器和编译器优化、更现代的指令集、更快的调用协议，从而实现了速度大提升，尤其是在图形和多媒体内容方面，性能提升25%。

安全性：Chrome能够利用最新的OS功能，例如Windows 8的High Entropy ASLR，64位Chrome在安全性上也实现了大幅提升。

稳定性：Google还在32位Chrome的基础上增强了64位Chrome的稳定性，尤其是，渲染器处理中的崩溃率大大降低，是32位Chrome的一半。