CVE-2025-47406— Buffer Over-read in DSP Service
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I. Basic Information for CVE-2025-47406
Vulnerability Information
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Vulnerability Title
Buffer Over-read in DSP Service
Source: NVD (National Vulnerability Database)
Vulnerability Description
Information Disclosure while processing IOCTL handler callbacks without verifying buffer size.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
缓冲区上溢读取
Source: NVD (National Vulnerability Database)
Vulnerability Title
Qualcomm Chipsets 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Qualcomm Chipsets是美国高通（Qualcomm）公司的一系列芯片组。 Qualcomm Chipsets存在安全漏洞，该漏洞源于处理IOCTL处理程序回调时未验证缓冲区大小，可能导致信息泄露。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Qualcomm, Inc. | Snapdragon | Cologne | - |
II. Public POCs for CVE-2025-47406
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Qualcomm, Inc. · 2026-05-04 · 10 CVEs total
| CVE-2026-25293 | 9.6 CRITICAL | Incorrect authorization in PLC FW |
| CVE-2026-24082 | 7.8 HIGH | Use After Free in Automotive GPU |
| CVE-2025-47408 | 7.8 HIGH | Untrusted Pointer Dereference in Power Optimization Firmware |
| CVE-2025-47407 | 7.8 HIGH | Time-of-check Time-of-use (TOCTOU) Race Condition in DSP Service |
| CVE-2025-47405 | 7.8 HIGH | Untrusted Pointer Dereference in Camera |
| CVE-2025-47404 | 6.5 MEDIUM | Buffer Copy Without Checking Size of Input in Automotive Audio |
| CVE-2025-47403 | 6.5 MEDIUM | Buffer Over-read in WLAN Firmware |
| CVE-2025-47401 | 6.5 MEDIUM | Buffer Over-read in WLAN HAL |
| CVE-2026-25266 | 5.5 MEDIUM | Exposed dangerous function in windows host |
IV. Related Vulnerabilities
Same product: Snapdragon
Same vendor: Qualcomm, Inc.
V. Comments for CVE-2025-47406
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