Vulnerability Details CVE-2022-40759
A NULL pointer dereference issue in the TEE_MACCompareFinal function in Samsung mTower through 0.3.0 allows a trusted application to trigger a Denial of Service (DoS) by invoking the function TEE_MACCompareFinal with a NULL pointer for the parameter operation.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 30.2%
CVSS Severity
CVSS v3 Score 7.5
References
- https://github.com/Samsung/mTower/blob/efd36709306a9afcca5b4782499d01be0c7a02a5/tee/lib/libutee/tee_api_operations.c#L1249
- https://github.com/Samsung/mTower/issues/80
- https://github.com/Samsung/mTower/blob/efd36709306a9afcca5b4782499d01be0c7a02a5/tee/lib/libutee/tee_api_operations.c#L1249
- https://github.com/Samsung/mTower/issues/80