Multiple serious vulnerabilities were found in Apple iTunes. Malicious users can exploit these vulnerabilities to bypass security restrictions, execute arbitrary code, cause denial of service and perform cross-site scripting attack.

Below is a complete list of vulnerabilities:

1. A memory corruption vulnerability in ICU can be exploited remotely to cause denial of service and possibly to execute arbitrary code;
2. Multiple vulnerabilities in Safari Reader feature can be exploited remotely to perform cross-site scripting attack;
3. A resource exhaustion vulnerability in WebKit can be exploited remotely to cause denial of service;
4. Multiple memory corruption vulnerabilities in WebKit can be exploited remotely via malicious website to execute arbitrary code.

Apple iTunes earlier than 12.9.1

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About the security content of iTunes 12.9.1