Out-of-Bounds Write Vulnerability in Keymaster Trustlet by Samsung
CVE-2025-20937

6.7MEDIUM

Key Information:

Vendor

Samsung
Status
Samsung Devices
Vendor
CVE Published:
7 May 2025

What is CVE-2025-20937?

The Keymaster trustlet contains a vulnerability that allows local privileged attackers to write to memory locations outside the bounds of allocated memory. This may lead to unauthorized actions and compromise system integrity, especially in scenarios where sensitive functionalities are reliant on the Keymaster trustlet. The issue exists in versions prior to the SMR May-2025 Release 1, emphasizing the need for timely updates to mitigate potential security risks.

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Affected Version(s)

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

References

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

CVSS V3.1

Score:
6.7
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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