The table below lists Amazon FreeRTOS security updates and the corresponding Common Vulnerabilities and Exposures (CVE) number.

Date Created Severity Amazon FreeRTOS Library CVE Minimum Patched Version
2018-09-05 Critical Secure Sockets CVE-2018-16522 Amazon FreeRTOS v1.3.2
2018-09-05 Critical FreeRTOS+TCP CVE-2018-16523 Amazon FreeRTOS v1.3.2
2018-09-05 Critical FreeRTOS+TCP CVE-2018-16524 Amazon FreeRTOS v1.3.2
2018-09-05 Critical FreeRTOS+TCP CVE-2018-16525 Amazon FreeRTOS v1.3.2
2018-09-05 Critical FreeRTOS+TCP CVE-2018-16526 Amazon FreeRTOS v1.3.2
2018-09-05 Critical FreeRTOS+TCP CVE-2018-16527 Amazon FreeRTOS v1.3.2
2018-09-05 Critical Secure Sockets CVE-2018-16528 Amazon FreeRTOS v1.3.2
2018-09-06 Critical FreeRTOS+TCP CVE-2018-16598 Amazon FreeRTOS v1.3.2
2018-09-06 Critical FreeRTOS+TCP CVE-2018-16599 Amazon FreeRTOS v1.3.2
2018-09-06 Critical FreeRTOS+TCP CVE-2018-16600 Amazon FreeRTOS v1.3.2
2018-09-06 Critical FreeRTOS+TCP CVE-2018-16601 Amazon FreeRTOS v1.3.2
2018-09-06 Critical FreeRTOS+TCP CVE-2018-16602 Amazon FreeRTOS v1.3.2
2018-09-06 Critical FreeRTOS+TCP CVE-2018-16603 Amazon FreeRTOS v1.3.2
2019-06-28 Medium MQTT CVE-2019-13120
Amazon FreeRTOS v1.4.8**

**All versions of Amazon FreeRTOS up to and including v1.4.8.