Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2026-77236

Missing minimum size validation in secure context allocation in FreeRTOS-Kernel before 11.3.1 might allow local users to corrupt secure-world heap metadata via an out-of-bounds write with an undersized stack size parameter. To remediate this issue, users should upgrade to version 11.3.1 or later.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 1.2%
CVSS Severity
CVSS v3 Score 7.3
Products affected by CVE-2026-77236
  • Amazon » Freertos » Version: 10.2.0
    cpe:2.3:o:amazon:freertos:10.2.0
  • Amazon » Freertos » Version: 10.2.1
    cpe:2.3:o:amazon:freertos:10.2.1
  • Amazon » Freertos » Version: 10.3.0
    cpe:2.3:o:amazon:freertos:10.3.0
  • Amazon » Freertos » Version: 10.3.1
    cpe:2.3:o:amazon:freertos:10.3.1
  • Amazon » Freertos » Version: 10.4.0
    cpe:2.3:o:amazon:freertos:10.4.0
  • Amazon » Freertos » Version: 10.4.1
    cpe:2.3:o:amazon:freertos:10.4.1
  • Amazon » Freertos » Version: 10.4.2
    cpe:2.3:o:amazon:freertos:10.4.2
  • Amazon » Freertos » Version: 10.4.3
    cpe:2.3:o:amazon:freertos:10.4.3
  • Amazon » Freertos » Version: 10.4.4
    cpe:2.3:o:amazon:freertos:10.4.4
  • Amazon » Freertos » Version: 10.4.5
    cpe:2.3:o:amazon:freertos:10.4.5
  • Amazon » Freertos » Version: 10.4.6
    cpe:2.3:o:amazon:freertos:10.4.6


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