CVE-2026-21382
Received
Received - Intake
Memory Corruption in Qualcomm Power Management via Buffer Overflow
Publication date: 2026-04-06
Last updated on: 2026-04-08
Assigner: Qualcomm, Inc.
Description
Description
Memory Corruption when handling power management requests with improperly sized input/output buffers.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| qualcomm | cologne_firmware | * |
| qualcomm | fastconnect_6900_firmware | * |
| qualcomm | fastconnect_7800_firmware | * |
| qualcomm | qca0000_firmware | * |
| qualcomm | sc8380xp_firmware | * |
| qualcomm | wcd9378c_firmware | * |
| qualcomm | wcd9380_firmware | * |
| qualcomm | wcd9385_firmware | * |
| qualcomm | wsa8840_firmware | * |
| qualcomm | wsa8845_firmware | * |
| qualcomm | wsa8845h_firmware | * |
| qualcomm | x2000077_firmware | * |
| qualcomm | x2000086_firmware | * |
| qualcomm | x2000090_firmware | * |
| qualcomm | x2000092_firmware | * |
| qualcomm | x2000094_firmware | * |
| qualcomm | xg101002_firmware | * |
| qualcomm | xg101032_firmware | * |
| qualcomm | xg101039_firmware | * |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-120 | The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability involves memory corruption that occurs when power management requests are handled with input or output buffers that are improperly sized.
How can this vulnerability impact me? :
The vulnerability can lead to serious impacts including high confidentiality, integrity, and availability risks, as indicated by its CVSS score. Exploiting this memory corruption could allow an attacker with limited privileges and local access to cause significant damage or unauthorized access.
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