KLA62208 Multiple vulnerabilities in Microsoft Browser

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. Type confusion vulnerability in Spellcheck can be exploited to cause denial of service.
2. Use after free vulnerability in libavif can be exploited to cause denial of service or execute arbitrary code.
3. Use after free vulnerability in Mojo can be exploited to cause denial of service or execute arbitrary code.
4. Integer overflow vulnerability in Skia can be exploited to cause execute arbitrary code and denial of service.
5. Use after free vulnerability in WebAudio can be exploited to cause denial of service or execute arbitrary code.
6. Out of bounds memory access vulnerability in libavif can be exploited to cause denial of service.

Original advisories

CVE-2023-6348

CVE-2023-6351

CVE-2023-6347

CVE-2023-6345

CVE-2023-6346

CVE-2023-6350

Exploitation

Public exploits exist for this vulnerability.

Related products

Microsoft-Edge

CVE list

CVE-2023-6348 warning

CVE-2023-6350 warning

CVE-2023-6351 warning

CVE-2023-6346 warning

CVE-2023-6345 warning

CVE-2023-6347 warning

KB list

Solution

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

Impacts

• ACE

Arbitrary code execution. Exploitation of vulnerabilities with this impact can lead to executing by abuser any code or commands at vulnerable machine or process.

• DoS

Denial of service. Exploitation of vulnerabilities with this impact can lead to loss of system availability or critical functional fault.

Affected Products

• Microsoft Edge (Chromium-based)