Multiple vulnerabilities in Microsoft Browser

Description

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

Below is a complete list of vulnerabilities:

1. A heap buffer overflow vulnerability in tab groups can be exploited to cause denial of service.
2. A use after free vulnerability in WebRTC can be exploited to cause denial of service or execute arbitrary code.
3. A use after free vulnerability in Blink can be exploited to cause denial of service or execute arbitrary code.

Original advisories

• CVE-2021-21192

• CVE-2021-21191
• CVE-2021-21193

Related products

• Microsoft-Edge

CVE list

• CVE-2021-21193
  critical
• CVE-2021-21191
  critical
• CVE-2021-21192
  critical

KB list

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