Multiple vulnerabilities in Microsoft Browser

Description

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

Below is a complete list of vulnerabilities:

1. A use after free vulnerability in WebAudio can be exploited to cause denial of service or execute arbitrary code.
2. A use after free vulnerability in Sharing can be exploited to cause denial of service or execute arbitrary code.
3. A use after free vulnerability in WebGL can be exploited to cause denial of service or execute arbitrary code.
4. A use after free vulnerability in TabGroups can be exploited to cause denial of service or execute arbitrary code.

Original advisories

• CVE-2021-30556

• CVE-2021-30555
• CVE-2021-30554
• CVE-2021-30557

Related products

• Microsoft-Edge

CVE list

• CVE-2021-30556
  critical
• CVE-2021-30555
  critical
• CVE-2021-30554
  critical
• CVE-2021-30557
  critical

KB list

Read more

Find out the statistics of the vulnerabilities spreading in your region on statistics.securelist.com