Out-of-Bounds Write Vulnerability in Samsung Mobile Trustlet
CVE-2025-21071

5.7MEDIUM

Key Information:

Vendor

Samsung
Status
Samsung Devices
Vendor
CVE Published:
5 November 2025

What is CVE-2025-21071?

This vulnerability arises from an out-of-bounds write in the handling of opcodes within the Samsung Mobile Trustlet, allowing local privileged attackers to exploit the system. This could lead to unauthorized access and manipulation of sensitive memory areas, creating potential security risks for affected devices. Prompt updates are necessary to mitigate this exposure.

Affected Version(s)

Samsung Mobile Devices SMR Nov-2025 Release in Android 13, 14, 15, 16

References

https://security.samsungmobile.com/securityUpdate.smsb?ye...

CVSS V3.1

Score:
5.7
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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CVE-2025-21071 : Out-of-Bounds Write Vulnerability in Samsung Mobile Trustlet