Windows SCM Call Buffer Overflow Causing Memory Corruption
CVE-2025-27059 Published on October 9, 2025

Use of Out-of-range Pointer Offset in TZ Firmware
Memory corruption while performing SCM call.

NVD

Vulnerability Analysis

CVE-2025-27059 can be exploited with local system access, and requires small amount of 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:
LOW
User Interaction:
NONE
Scope:
CHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

What is an Untrusted pointer offset Vulnerability?

The program performs pointer arithmetic on a valid pointer, but it uses an offset that can point outside of the intended range of valid memory locations for the resulting pointer.

CVE-2025-27059 has been classified to as an Untrusted pointer offset vulnerability or weakness.


Products Associated with CVE-2025-27059

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Qualcomm Snapdragon
 
Microsoft Windows
 

Affected Versions

Qualcomm, Inc. Snapdragon:

Exploit Probability

EPSS
0.02%
Percentile
5.50%

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.