KLA65334 Multiple vulnerabilities in Microsoft Browser

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

Below is a complete list of vulnerabilities:

1. Use after free vulnerability in ANGLE can be exploited to cause denial of service or execute arbitrary code.
2. Type confusion vulnerability in WebAssembly can be exploited to cause denial of service.
3. Use after free vulnerability in Dawn can be exploited to cause denial of service or execute arbitrary code.
4. Use after free vulnerability in WebCodecs can be exploited to cause denial of service or execute arbitrary code.

Original advisories

CVE-2024-2883

CVE-2024-2887

CVE-2024-2885

CVE-2024-2886

Exploitation

Public exploits exist for this vulnerability.

Related products

Microsoft-Edge

CVE list

CVE-2024-2886 warning

CVE-2024-2887 warning

CVE-2024-2885 warning

CVE-2024-2883 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.

• SB

Security bypass. Exploitation of vulnerabilities with this impact can lead to performing actions restricted by current security settings.

Affected Products

• Microsoft Edge (Chromium-based)Microsoft Edge (Chromium-based) Extended Stable