Denial of Service vulnerability in Samsung mTower
CVE-2022-40761

7.5HIGH

Key Information:

Vendor
Samsung
Status
Mtower
Vendor
CVE Published:
16 September 2022

Summary

The function tee_obj_free in Samsung mTower version 0.3.0 contains a vulnerability that allows a trusted application to instigate a Denial of Service (DoS) attack. This is achieved by invoking the TEE_AllocateOperation function with a malformed heap layout, which is related to utee_cryp_obj_alloc. This situation can lead to unexpected behavior and service unavailability, making it crucial for users to apply the necessary mitigations.

References

https://github.com/Samsung/mTower/blob/efd36709306a9afcca...
x_refsource_MISC
https://github.com/Samsung/mTower/blob/efd36709306a9afcca...
x_refsource_MISC
https://github.com/Samsung/mTower/issues/83
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.