KLA12107
Multiple vulnerabilities in Microsoft Browser

Multiple vulnerabilities were found in Microsoft Browser. Malicious users can exploit these vulnerabilities to obtain sensitive information, cause denial of service, bypass security restrictions, spoof user interface, execute arbitrary code.

Below is a complete list of vulnerabilities:

1. An uninitialized use vulnerability in PDFium can be exploited to obtain sensitive information.
2. An implementation vulnerability in performance APIs can be exploited to cause denial of service.
3. A policy enforcement vulnerability in payments can be exploited to bypass security restrictions.
4. A heap buffer overflow vulnerability in TabStrip can be exploited to cause denial of service.
5. An implementation vulnerability in Referrer can be exploited to cause denial of service.
6. An implementation vulnerability in Site isolation can be exploited to cause denial of service.
7. An out of bounds memory access vulnerability in V8 can be exploited to bypass security restrictions.
8. A data validation vulnerability in Reader Mode can be exploited to bypass security restrictions.
9. An implementation vulnerability in Compositing can be exploited to cause denial of service.
10. An object lifecycle vulnerability in audio component can be exploited to bypass security restrictions.
11. A security UI vulnerability in TabStrip and Navigation canbe exploited to spoof user interface.
12. A data validation vulnerability in Chrome for iOS can be exploited to bypass security restrictions.
13. A heap buffer overflow vulnerability in OpenJPEG can be exploited to cause denial of service.
14. A heap buffer overflow vulnerability in WebAudio can be exploited to cause denial of service.
15. A use after free vulnerability in Blink can be exploited to cause denial of service or execute arbitrary code.
16. An information leakage vulnerability in Network Internals can be exploited to obtain sensitive information.
17. A policy enforcement vulnerability in navigations can be exploited to bypass security restrictions.
18. A use after free vulnerability in bookmarks can be exploited to cause denial of service or execute arbitrary code.
19. A policy enforcement vulnerability in autofill component can be exploited to bypass security restrictions.
20. An implementation vulnerability in full screen mode can be exploited to cause denial of service.
21. A use after free vulnerability in tab search component can be exploited to cause denial of service or execute arbitrary code.
22. A security UI vulnerability in Loader canbe exploited to spoof user interface.
23. A policy enforcement vulnerability in File System API can be exploited to bypass security restrictions.
24. A use after free vulnerability in Network Internals can be exploited to cause denial of service or execute arbitrary code.
25. An information leakage vulnerability in autofill component can be exploited to obtain sensitive information.
26. A policy enforcement vulnerability in QR can be exploited to bypass security restrictions.
27. A use after free vulnerability in WebRTC can be exploited to cause denial of service or execute arbitrary code.
28. A policy enforcement vulnerability in extensions can be exploited to bypass security restrictions.
29. A data validation vulnerability in URL formatting can be exploited to bypass security restrictions.
30. A policy enforcement vulnerability in appcache component can be exploited to bypass security restrictions.

Microsoft Edge (Chromium-based)

Install necessary updates from the Settings and more menu, that are listed in your About Microsoft Edge page (Microsoft Edge About page usually can be accessed from the Help and feedback option)
Microsoft Edge update settings

CVE-2021-21190
CVE-2021-21184
CVE-2021-21189
CVE-2021-21159
CVE-2021-21174
CVE-2021-21175
CVE-2021-21169
CVE-2021-21163
CVE-2021-21178
CVE-2021-21166
CVE-2021-21171
CVE-2021-21164
CVE-2020-27844
CVE-2021-21160
CVE-2021-21188
CVE-2021-21173
CVE-2021-21182
CVE-2021-21165
CVE-2021-21183
CVE-2021-21161
CVE-2021-21167
CVE-2021-21177
CVE-2021-21176
CVE-2021-21180
CVE-2021-21170
CVE-2021-21172
CVE-2021-21179
CVE-2021-21181
CVE-2021-21186
CVE-2021-21162
CVE-2021-21185
CVE-2021-21187
CVE-2021-21168