Known Vulnerabilities for Freertos by Amazon

Listed below are 10 of the newest known vulnerabilities associated with "Freertos" by "Amazon".

These CVEs are retrieved based on exact matches on listed software, hardware, and vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed software information are still displayed.

Data on known vulnerable versions is also displayed based on information from known CPEs

Known Vulnerabilities

CVE Shortened Description Severity Publish Date Last Modified
CVE-2026-7426 json Insufficient validation of the prefix length field in IPv6 Router Advertisement processing in FreeRTOS-Plus-TCP before V4.2.6... Not Provided 2026-04-29 2026-04-29
CVE-2026-7425 json Insufficient option length validation in the IPv6 Router Advertisement parser in FreeRTOS-Plus-TCP before V4.2.6 and V4.4.1 a... Not Provided 2026-04-29 2026-04-29
CVE-2026-7424 json Integer underflow in the DHCPv6 sub-option parser in FreeRTOS-Plus-TCP before V4.4.1 and V4.2.6 allows an adjacent network ac... Not Provided 2026-04-29 2026-04-29
CVE-2026-7423 json Integer underflow in the ICMP and ICMPv6 echo reply handlers in FreeRTOS-Plus-TCP before V4.4.1 and V4.2.6 allows an adjacent... Not Provided 2026-04-29 2026-04-29
CVE-2026-7422 json Insufficient packet validation in FreeRTOS-Plus-TCP before V4.2.6 and V4.4.1 allows an adjacent network actor to bypass all c... Not Provided 2026-04-29 2026-04-29
CVE-2021-43997 json FreeRTOS versions 10.2.0 through 10.4.5 do not prevent non-kernel code from calling the xPortRaisePrivilege internal function... 7.8 - HIGH 2021-11-17 2022-10-12
CVE-2021-32020 json The kernel in Amazon Web Services FreeRTOS before 10.4.3 has insufficient bounds checking during management of heap memory. 9.8 - CRITICAL 2021-05-03 2021-05-12
CVE-2021-31572 json The kernel in Amazon Web Services FreeRTOS before 10.4.3 has an integer overflow in stream_buffer.c for a stream buffer. 9.8 - CRITICAL 2021-04-22 2021-06-02
CVE-2021-31571 json The kernel in Amazon Web Services FreeRTOS before 10.4.3 has an integer overflow in queue.c for queue creation. 9.8 - CRITICAL 2021-04-22 2021-06-02
CVE-2021-27504 json ** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new secur... 7.8 - HIGH 2023-11-21 2023-12-01

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
Operating
System
AmazonFreertos9.0.1
Operating
System
AmazonFreertos9.0.0
Operating
System
AmazonFreertos9.0.0
Operating
System
AmazonFreertos9.0.0
Operating
System
AmazonFreertos8.2.3
Operating
System
AmazonFreertos8.2.2
Operating
System
AmazonFreertos8.2.1
Operating
System
AmazonFreertos8.2.0
Operating
System
AmazonFreertos8.1.2
Operating
System
AmazonFreertos8.1.1
Operating
System
AmazonFreertos8.1.0
Operating
System
AmazonFreertos8.0.1
Operating
System
AmazonFreertos8.0.0
Operating
System
AmazonFreertos7.6.0
Operating
System
AmazonFreertos7.5.3
Operating
System
AmazonFreertos7.5.2
Operating
System
AmazonFreertos7.5.0
Operating
System
AmazonFreertos7.4.2
Operating
System
AmazonFreertos7.4.1
Operating
System
AmazonFreertos7.4.0
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