Vulnerability Details CVE-2022-40757
A Buffer Access with Incorrect Length Value vulnerablity in the TEE_MACComputeFinal function in Samsung mTower through 0.3.0 allows a trusted application to trigger a Denial of Service (DoS) by invoking the function TEE_MACComputeFinal with an excessive size value of messageLen.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 30.0%
CVSS Severity
CVSS v3 Score 7.5
References
- https://github.com/Samsung/mTower/blob/efd36709306a9afcca5b4782499d01be0c7a02a5/tee/lib/libutee/tee_api_operations.c#L1031
- https://github.com/Samsung/mTower/issues/81
- https://github.com/Samsung/mTower/blob/efd36709306a9afcca5b4782499d01be0c7a02a5/tee/lib/libutee/tee_api_operations.c#L1031
- https://github.com/Samsung/mTower/issues/81