Incorrect alias information in IonMonkey JIT compiler for Array.prototype.slice method may lead to missing bounds check and a buffer overflow. This vulnerability affects Firefox < 66.0.1, Firefox ESR < 60.6.1, and Thunderbird < 60.6.1.
2019-04-26T17:29:04.007
2025-11-25T17:50:16.803
Modified
CVSSv3.1: 8.8 (HIGH)
AV:N/AC:M/Au:N/C:P/I:P/A:P
8.6
6.4
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | mozilla | firefox | < 60.6.1 | Yes |
| Application | mozilla | firefox | < 66.0.1 | Yes |
| Application | mozilla | thunderbird | < 60.6.1 | Yes |
| Operating System | redhat | enterprise_linux | 8.0 | Yes |
| Operating System | redhat | enterprise_linux_eus | 8.1 | Yes |
| Operating System | redhat | enterprise_linux_eus | 8.2 | Yes |
| Operating System | redhat | enterprise_linux_eus | 8.4 | Yes |
| Operating System | redhat | enterprise_linux_server_aus | 8.2 | Yes |
| Operating System | redhat | enterprise_linux_server_aus | 8.4 | Yes |
| Operating System | redhat | enterprise_linux_server_tus | 8.2 | Yes |
| Operating System | redhat | enterprise_linux_server_tus | 8.4 | Yes |