CVE-2021-43997 PUBLISHED CVSS 7.800000190734863 HIGH

Amazon FreeRTOS 10.2.0 through 10.4.5 on the ARMv7-M and ARMv8-M MPU platforms does not prevent non-kernel code from calling the xPortRaisePrivilege and vPortResetPrivilege internal functions. This is fixed in 10.4.6 and in 10.4.3-LTS Patch 2.

EPSS 0.13% · 31.8th percentile

Risk Scores

CVSS v3.1
7.800000190734863
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score
0.13%
31.8th percentile

Affected Products

VendorProductVersions
amazonfreertos10.2.0, 10.4.3
n/an/an/a

Timeline

References

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