Android Keymaster trustlet OOB write enables local privileged writes
CVE-2025-20937 Published on May 7, 2025

Out-of-bounds write in Keymaster trustlet prior to SMR May-2025 Release 1 allows local privileged attackers to write out-of-bounds memory.

NVD

Vulnerability Analysis

CVE-2025-20937 can be exploited with local system access, and requires user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
LOCAL
Attack Complexity:
LOW
Privileges Required:
HIGH
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Products Associated with CVE-2025-20937

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Samsung Android
 
Samsung Mobile Devices
 

Affected Versions

Samsung Mobile Devices Version SMR May-2025 Release in Android 13, 14, 15 is unaffected by CVE-2025-20937

Exploit Probability

EPSS
0.08%
Percentile
23.93%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.