Windows CreateProcess Memory Corruption with Partial Shell Binary
CVE-2025-21486 Published on June 3, 2025
Untrusted Pointer Dereference in DSP Service
Memory corruption during dynamic process creation call when client is only passing address and length of shell binary.
Vulnerability Analysis
CVE-2025-21486 is exploitable 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.
Weakness Type
Untrusted Pointer Dereference
The program obtains a value from an untrusted source, converts this value to a pointer, and dereferences the resulting pointer.
Products Associated with CVE-2025-21486
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Affected Versions
Qualcomm, Inc. Snapdragon:- Version FastConnect 6900 is affected.
- Version FastConnect 7800 is affected.
- Version QMP1000 is affected.
- Version SM8735 is affected.
- Version SM8750 is affected.
- Version SM8750P is affected.
- Version Snapdragon W5+ Gen 1 Wearable Platform is affected.
- Version SW5100 is affected.
- Version SW5100P is affected.
- Version SXR2230P is affected.
- Version SXR2250P is affected.
- Version SXR2330P is affected.
- Version WCD9378 is affected.
- Version WCD9380 is affected.
- Version WCD9385 is affected.
- Version WCD9395 is affected.
- Version WCN3660B is affected.
- Version WCN3680B is affected.
- Version WCN3980 is affected.
- Version WCN3988 is affected.
- Version WCN7750 is affected.
- Version WCN7860 is affected.
- Version WCN7861 is affected.
- Version WCN7880 is affected.
- Version WCN7881 is affected.
- Version WSA8830 is affected.
- Version WSA8832 is affected.
- Version WSA8835 is affected.
- Version WSA8840 is affected.
- Version WSA8845 is affected.
- Version WSA8845H is affected.
Exploit Probability
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.