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Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2026-77237

Missing queue-set type validation in xQueueAddToSet() in the FreeRTOS-Kernel before 11.3.1 might allow an unprivileged task on MPU-enabled ports with configUSE_QUEUE_SETS=1 to read privileged kernel memory. 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 3.1%
CVSS Severity
CVSS v3 Score 6.5
Products affected by CVE-2026-77237
  • Amazon » Freertos » Version: 10.0.0
    cpe:2.3:o:amazon:freertos:10.0.0
  • Amazon » Freertos » Version: 10.0.1
    cpe:2.3:o:amazon:freertos:10.0.1
  • Amazon » Freertos » Version: 10.1.0
    cpe:2.3:o:amazon:freertos:10.1.0
  • Amazon » Freertos » Version: 10.1.1
    cpe:2.3:o:amazon:freertos:10.1.1
  • 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
  • Amazon » Freertos » Version: 10.5.0
    cpe:2.3:o:amazon:freertos:10.5.0
  • Amazon » Freertos » Version: 10.5.1
    cpe:2.3:o:amazon:freertos:10.5.1
  • Amazon » Freertos » Version: 10.6.0
    cpe:2.3:o:amazon:freertos:10.6.0
  • Amazon » Freertos » Version: 10.6.1
    cpe:2.3:o:amazon:freertos:10.6.1
  • Amazon » Freertos » Version: 10.6.2
    cpe:2.3:o:amazon:freertos:10.6.2
  • Amazon » Freertos » Version: 11.0.0
    cpe:2.3:o:amazon:freertos:11.0.0
  • Amazon » Freertos » Version: 11.0.1
    cpe:2.3:o:amazon:freertos:11.0.1
  • Amazon » Freertos » Version: 11.1.0
    cpe:2.3:o:amazon:freertos:11.1.0
  • Amazon » Freertos » Version: 11.2.0
    cpe:2.3:o:amazon:freertos:11.2.0
  • Amazon » Freertos » Version: 11.3.0
    cpe:2.3:o:amazon:freertos:11.3.0
  • Amazon » Freertos » Version: 7.4.0
    cpe:2.3:o:amazon:freertos:7.4.0
  • Amazon » Freertos » Version: 7.4.1
    cpe:2.3:o:amazon:freertos:7.4.1
  • Amazon » Freertos » Version: 7.4.2
    cpe:2.3:o:amazon:freertos:7.4.2
  • Amazon » Freertos » Version: 7.5.0
    cpe:2.3:o:amazon:freertos:7.5.0
  • Amazon » Freertos » Version: 7.5.2
    cpe:2.3:o:amazon:freertos:7.5.2
  • Amazon » Freertos » Version: 7.5.3
    cpe:2.3:o:amazon:freertos:7.5.3
  • Amazon » Freertos » Version: 7.6.0
    cpe:2.3:o:amazon:freertos:7.6.0
  • Amazon » Freertos » Version: 8.0.0
    cpe:2.3:o:amazon:freertos:8.0.0
  • Amazon » Freertos » Version: 8.0.1
    cpe:2.3:o:amazon:freertos:8.0.1
  • Amazon » Freertos » Version: 8.1.0
    cpe:2.3:o:amazon:freertos:8.1.0
  • Amazon » Freertos » Version: 8.1.1
    cpe:2.3:o:amazon:freertos:8.1.1
  • Amazon » Freertos » Version: 8.1.2
    cpe:2.3:o:amazon:freertos:8.1.2
  • Amazon » Freertos » Version: 8.2.0
    cpe:2.3:o:amazon:freertos:8.2.0
  • Amazon » Freertos » Version: 8.2.1
    cpe:2.3:o:amazon:freertos:8.2.1
  • Amazon » Freertos » Version: 8.2.2
    cpe:2.3:o:amazon:freertos:8.2.2
  • Amazon » Freertos » Version: 8.2.3
    cpe:2.3:o:amazon:freertos:8.2.3
  • Amazon » Freertos » Version: 9.0.0
    cpe:2.3:o:amazon:freertos:9.0.0
  • Amazon » Freertos » Version: 9.0.1
    cpe:2.3:o:amazon:freertos:9.0.1


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