Insufficient Heap Memory Management in FreeRTOS by Amazon Web Services
CVE-2021-32020

9.8CRITICAL

Key Information:

Vendor

Amazon

Status
Freertos
Vendor
CVE Published:
3 May 2021

What is CVE-2021-32020?

The kernel in Amazon Web Services FreeRTOS prior to version 10.4.3 contains a vulnerability due to inadequate bounds checking when managing heap memory. This oversight can lead to potential memory-related issues, posing risks for applications that rely on this operating system. Developers are advised to upgrade to the latest version to secure their applications against this vulnerability.

References

https://github.com/FreeRTOS/FreeRTOS-Kernel/commit/c7a9a0...
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.