Qualcomm DMABUF IOCTL Memory Corruption
CVE-2026-21380 Published on April 6, 2026
Use After Free in DSP Service
Memory Corruption when using deprecated DMABUF IOCTL calls to manage video memory.
Vulnerability Analysis
CVE-2026-21380 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
What is a Dangling pointer Vulnerability?
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.
CVE-2026-21380 has been classified to as a Dangling pointer vulnerability or weakness.
Products Associated with CVE-2026-21380
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Affected Versions
Qualcomm, Inc. Snapdragon:- Version Cologne is affected.
- Version FastConnect 6900 is affected.
- Version FastConnect 7800 is affected.
- Version QCA0000 is affected.
- Version SC8380XP is affected.
- Version Snapdragon AR1 Gen 1 Platform is affected.
- Version WCD9378C is affected.
- Version WCD9380 is affected.
- Version WCD9385 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.
- Version X2000077 is affected.
- Version X2000086 is affected.
- Version X2000090 is affected.
- Version X2000092 is affected.
- Version X2000094 is affected.
- Version XG101002 is affected.
- Version XG101032 is affected.
- Version XG101039 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.