CVE-2022-40760

Description

A Buffer Access with Incorrect Length Value vulnerablity in the TEE_MACUpdate function in Samsung mTower through 0.3.0 allows a trusted application to trigger a Denial of Service (DoS) by invoking the function TEE_MACUpdate with an excessive size value of chunkSize.

Related CPE's

a samsung mtower ********

References

https://github.com/Samsung/mTower/blob/efd36709306a9afcca5b4782499d01be0c7a02a5/tee/lib/libutee/tee_api_operations.c#L1188

PatchThird Party Advisory

https://github.com/Samsung/mTower/blob/efd36709306a9afcca5b4782499d01be0c7a02a5/crypto/libtomcrypt/include/tomcrypt_hash.h#L397

PatchThird Party Advisory

https://github.com/Samsung/mTower/issues/81

Third Party Advisory

CvssV3 impact

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CvssV2 impact

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Created by Yello

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