chromium: Multiple vulnerabilities (CVE-2020-6505, CVE-2020-6506, CVE-2020-6507, CVE-2020-6509)

• CVE-2020-6505: Use after free in speech.
• CVE-2020-6506: Insufficient policy enforcement in WebView.
• CVE-2020-6507: Out of bounds write in V8.

Fixed In Version:

chromium 83.0.4103.106

Reference:

https://chromereleases.googleblog.com/2020/06/stable-channel-update-for-desktop_15.html

CVE-2020-6509: Use after free in extensions.

Fixed In Version:

chromium 83.0.4103.116

Reference:

https://chromereleases.googleblog.com/2020/06/stable-channel-update-for-desktop_22.html?m=1

Affected branches:

• master (d458817a)
• 3.12-stable (45f0d495)