KLA12548
Multiple vulnerabilities in Microsoft Browser

Multiple vulnerabilities were found in Microsoft Browser. Malicious users can exploit these vulnerabilities to cause denial of service, gain privileges, execute arbitrary code, spoof user interface.

Below is a complete list of vulnerabilities:

1. Inappropriate implementation vulnerability in Extensions API can be exploited to cause denial of service.
2. An elevation of privilege vulnerability in Microsoft Edge (Chromium-based) can be exploited remotely to gain privileges.
3. Use after free vulnerability in User Education can be exploited to cause denial of service or execute arbitrary code.
4. Insufficient policy enforcement in File System API can be exploited to cause denial of service.
5. Use after free vulnerability in Tab Groups can be exploited to cause denial of service or execute arbitrary code.
6. Use after free vulnerability in Indexed DB can be exploited to cause denial of service or execute arbitrary code.
7. Insufficient policy enforcement in Extensions API can be exploited to cause denial of service.
8. Use after free in Bookmarks vulnerability can be exploited to cause denial of service or execute arbitrary code.
9. Insufficient policy enforcement in Safe Browsing can be exploited to cause denial of service.
10. A spoofing vulnerability in Microsoft Edge (Chromium-based) can be exploited remotely to spoof user interface.
11. Use after free vulnerability in Messaging can be exploited to cause denial of service or execute arbitrary code.
12. Type confusion vulnerability in V8 can be exploited to cause denial of service.
13. Use after free vulnerability in Performance Manager can be exploited to cause denial of service or execute arbitrary code.
14. Use after free vulnerability in App Service can be exploited to cause denial of service or execute arbitrary code.
15. Use after free vulnerability in ANGLE can be exploited to cause denial of service or execute arbitrary code.
16. Insufficient policy enforcement in COOP can be exploited to cause denial of service.
17. Inappropriate implementation vulnerability in PDF can be exploited to cause denial of service.
18. Out of bounds read vulnerability in DevTools can be exploited to cause denial of service.
19. Use after free vulnerability in WebApp Installs can be exploited to cause denial of service or execute arbitrary code.
20. Insufficient validation of untrusted input in Data Transfer can be exploited to cause denial of service.
21. Heap buffer overflow vulnerability in DevTools can be exploited to cause denial of service.
22. Inappropriate implementation vulnerability in Extensions can be exploited to cause denial of service.

Microsoft Edge (Chromium-based)

Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)