CVE-2025-21476— Buffer Copy Without Checking Size of Input in Computer Vision
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I. Basic Information for CVE-2025-21476
Vulnerability Information
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Vulnerability Title
Buffer Copy Without Checking Size of Input in Computer Vision
Source: NVD (National Vulnerability Database)
Vulnerability Description
Memory corruption when passing parameters to the Trusted Virtual Machine during the handshake.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
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，该漏洞源于在握手期间向Trusted Virtual Machine传递参数时发生内存损坏。
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 | QCM5430 | - |
II. Public POCs for CVE-2025-21476
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Qualcomm, Inc. · 2025-09-24 · 23 CVEs total
| CVE-2025-21483 | 9.8 CRITICAL | Improper Restriction of Operations within the Bounds of a Memory Buffer in Data Network St |
| CVE-2025-27034 | 9.8 CRITICAL | Improper Validation of Array Index in Multi-Mode Call Processor |
| CVE-2025-21484 | 8.2 HIGH | Buffer Over-read in Data Network Stack & Connectivity |
| CVE-2025-21487 | 8.2 HIGH | Buffer Over-read in Data Network Stack & Connectivity |
| CVE-2025-21488 | 8.2 HIGH | Buffer Over-read in Data Network Stack & Connectivity |
| CVE-2025-47329 | 7.8 HIGH | Release of Invalid Pointer or Reference in Android Core |
| CVE-2025-47327 | 7.8 HIGH | Use After Free in Camera |
| CVE-2025-21481 | 7.8 HIGH | Buffer Copy Without Checking Size of Input in HLOS |
| CVE-2025-47317 | 7.8 HIGH | Buffer Over-read in BT Controller |
| CVE-2025-47316 | 7.8 HIGH | Double Free in Video |
| CVE-2025-47315 | 7.8 HIGH | Use After Free in Automotive Software platform based on QNX |
| CVE-2025-47314 | 7.8 HIGH | Improper Input Validation in Automotive Software platform based on QNX |
| CVE-2025-27077 | 7.8 HIGH | Use After Free in Automotive Software platform based on QNX |
| CVE-2025-27037 | 7.8 HIGH | Use After Free in Camera Driver |
| CVE-2025-27032 | 7.8 HIGH | Improper Access Control Applied to Mirrored or Aliased Memory Regions in Hypervisor |
| CVE-2025-47328 | 7.5 HIGH | Buffer Over-read in WLAN HAL |
| CVE-2025-47318 | 7.5 HIGH | Buffer Over-read in BT Controller |
| CVE-2025-47326 | 7.5 HIGH | Buffer Over-read in WLAN HAL |
| CVE-2025-21482 | 7.1 HIGH | Cryptographic Issues in Core |
| CVE-2025-27030 | 6.1 MEDIUM | Buffer Over-read in Audio |
Showing top 20 of 23 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Snapdragon
Same vendor: Qualcomm, Inc.
Same weakness: CWE-120
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V. Comments for CVE-2025-21476
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