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CVE-2022-40761

Date: September 16, 2022

The function tee_obj_free in Samsung mTower through 0.3.0 allows a trusted application to trigger a Denial of Service (DoS) by invoking the function TEE_AllocateOperation with a disturbed heap layout, related to utee_cryp_obj_alloc.

Language: C

Severity Score

Related Resources (5)

https://github.com/Samsung/mTower/issues/83
https://github.com/Samsung/mTower/blob/efd36709306a9afcca5b4782499d01be0c7a02a5/tee/tee/tee_obj.c#L109
https://nvd.nist.gov/vuln/detail/CVE-2022-40761
https://github.com/Samsung/mTower/blob/efd36709306a9afcca5b4782499d01be0c7a02a5/tee/tee/tee_svc_cryp.c#L1248
https://www.mend.io/vulnerability-database/CVE-2022-40761

Severity Score

Weakness Type (CWE)

Input Validation

CWE-20

Improper Validation of Specified Quantity in Input

CWE-1284

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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