CVE-2025-47397— Improper Release of Memory Before Removing Last Reference in Graphics
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I. Basic Information for CVE-2025-47397
Vulnerability Information
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Vulnerability Title
Improper Release of Memory Before Removing Last Reference in Graphics
Source: NVD (National Vulnerability Database)
Vulnerability Description
Memory Corruption when initiating GPU memory mapping using scatter-gather lists due to unchecked IOMMU mapping errors.
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
在移除最后引用时对内存的释放不恰当(内存泄露)
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，该漏洞源于使用散点-聚集列表初始化GPU内存映射时未检查IOMMU映射错误，可能导致内存损坏。
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 | FastConnect 6200 | - |
II. Public POCs for CVE-2025-47397
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Qualcomm, Inc. · 2026-02-02 · 9 CVEs total
| CVE-2025-47399 | 7.8 HIGH | Buffer Copy Without Checking Size of Input in Camera |
| CVE-2025-47398 | 7.8 HIGH | Use After Free in Graphics |
| CVE-2025-47359 | 7.8 HIGH | Use After Free in Secure Processor |
| CVE-2025-47358 | 7.8 HIGH | Use After Free in Secure Processor |
| CVE-2025-47366 | 7.1 HIGH | Exposed Dangerous Method or Function in HLOS |
| CVE-2025-47364 | 6.8 MEDIUM | Integer Overflow or Wraparound in Automotive |
| CVE-2025-47363 | 6.8 MEDIUM | Integer Overflow or Wraparound in Automotive |
| CVE-2025-47402 | 6.5 MEDIUM | Buffer Over-read in WLAN Firmware |
IV. Related Vulnerabilities
Same product: Snapdragon
Same vendor: Qualcomm, Inc.
Same weakness: CWE-401
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Prosody 安全漏洞 - CVE-2026-7379
Missing Release of Memory after Effective Lifetime in Wiresh - CVE-2026-40336
libgphoto2 has memory leak in ptp_unpack_Sony_DPD() secondar - CVE-2026-33775
Junos OS: MX Series: Mismatch between configured and receive - CVE-2026-33782
Junos OS: MX Series: In specific DHCPv6 scenarios jdhcpd mem
V. Comments for CVE-2025-47397
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