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Vulnerability Details CVE-2021-36133

The OPTEE-OS CSU driver for NXP i.MX SoC devices lacks security access configuration for several models, resulting in TrustZone bypass because the NonSecure World can perform arbitrary memory read/write operations on Secure World memory. This involves a DMA capable peripheral.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 15.6%
CVSS Severity
CVSS v3 Score 7.1
CVSS v2 Score 3.6
Products affected by CVE-2021-36133
  • Nxp » I.mx6sx » Version: N/A
    cpe:2.3:h:nxp:i.mx6sx:-
  • Nxp » I.mx 6 » Version: N/A
    cpe:2.3:h:nxp:i.mx_6:-
  • Nxp » I.mx 6solox » Version: N/A
    cpe:2.3:h:nxp:i.mx_6solox:-
  • Nxp » I.mx 6ull » Version: N/A
    cpe:2.3:h:nxp:i.mx_6ull:-
  • Nxp » I.mx 6ulz » Version: N/A
    cpe:2.3:h:nxp:i.mx_6ulz:-
  • Nxp » I.mx 7ds » Version: N/A
    cpe:2.3:h:nxp:i.mx_7ds:-
  • Linaro » Op-Tee » Version: N/A
    cpe:2.3:o:linaro:op-tee:-


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