KLA60814 Multiple vulnerabilities in Mozilla Thunderbird

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

Below is a complete list of vulnerabilities:

1. Out of bounds write vulnerability in PathOps can be exploited to cause denial of service.
2. Out of bounds write vulnerability in FilterNodeD2D1 can be exploited to cause denial of service.
3. Use after free vulnerability in Ion Compiler can be exploited to cause denial of service.
4. Memory safety vulnerability can be exploited to execute arbitrary code.
5. Double-free vulnerability in process spawning on Windows can be exploited to cause denial of service.

Original advisories

MFSA2023-43

Related products

Mozilla-Thunderbird

CVE list

CVE-2023-5169 high

CVE-2023-5168 critical

CVE-2023-5171 high

CVE-2023-5176 critical

CVE-2023-5174 critical

Solution

Update to the latest version

Download Thunderbird

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.

• SUI

Spoof user interface. Exploitation of vulnerabilities with this impact can lead to changes in user interface to beguile user into inaccurate behavior.

Affected Products

• Mozilla Thunderbird earlier than 115.3