CVE-2026-21375
Received
Received - Intake
Memory Corruption in Qualcomm IOCTL Output Buffer Processing
Publication date: 2026-04-06
Last updated on: 2026-04-08
Assigner: Qualcomm, Inc.
Description
Description
Memory Corruption when accessing an output buffer without validating its size during IOCTL processing.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| qualcomm | cologne_firmware | * |
| qualcomm | fastconnect_6700_firmware | * |
| qualcomm | fastconnect_6900_firmware | * |
| qualcomm | fastconnect_7800_firmware | * |
| qualcomm | qca0000_firmware | * |
| qualcomm | qcm5430_firmware | * |
| qualcomm | qcm6490_firmware | * |
| qualcomm | video_collaboration_vc3_platform_firmware | * |
| qualcomm | sc8380xp_firmware | * |
| qualcomm | snapdragon_460_mobile_platform_firmware | * |
| qualcomm | snapdragon_662_mobile_platform_firmware | * |
| qualcomm | snapdragon_7c+_gen_3_compute_firmware | * |
| qualcomm | snapdragon_8cx_gen_3_compute_platform_firmware | * |
| qualcomm | snapdragon_ar1_gen_1_platform_firmware | * |
| qualcomm | wcd9370_firmware | * |
| qualcomm | wcd9375_firmware | * |
| qualcomm | wcd9378c_firmware | * |
| qualcomm | wcd9380_firmware | * |
| qualcomm | wcd9385_firmware | * |
| qualcomm | wcn3950_firmware | * |
| qualcomm | wcn3988_firmware | * |
| qualcomm | wsa8830_firmware | * |
| qualcomm | wsa8832_firmware | * |
| qualcomm | wsa8835_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-126 | The product reads from a buffer using buffer access mechanisms such as indexes or pointers that reference memory locations after the targeted buffer. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a memory corruption issue that occurs when an output buffer is accessed without validating its size during IOCTL processing.
How can this vulnerability impact me? :
The vulnerability has a high impact on confidentiality, integrity, and availability, as indicated by its CVSS score. Exploiting this memory corruption could lead to unauthorized access, data modification, or denial of service.
Ask Our AI Assistant
Need more information? Ask your question to get an AI reply (Powered by our expertise)
0/70