CVE-2022-35858

HIGH

Samsung mTower 0.3.0 - Memory Corruption

Title source: llm

Description

The TEE_PopulateTransientObject and __utee_from_attr functions in Samsung mTower 0.3.0 allow a trusted application to trigger a memory overwrite, denial of service, and information disclosure by invoking the function TEE_PopulateTransientObject with a large number in the parameter attrCount.

References (2)

[Exploit, Third Party Advisory] https://github.com/Samsung/mTower/blob/18f4b592a8a973ce5972f4e2658ea0f6e3686284/tee/lib/libutee/tee_api_objects.c#L283

View Exploit ZIP pw:eip

[Third Party Advisory] https://github.com/Samsung/mTower/issues/71

Scores

CVSS v3 7.8

EPSS 0.0005

EPSS Percentile 16.5%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Classification

CWE

CWE-401

Status published

Affected Products (1)

samsung/mtower

Timeline

Published Aug 04, 2022

Tracked Since Feb 18, 2026