CVE-2024-47893— GPU DDK - OOB read and write of the shared KMD/FW memory heap (VZ/TEE setups)
Quick assessment
Affected
Imagination Technologies Graphics DDK
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Imagination GPU Driver是Imagination公司的一个图形化驱动程序。 Imagination GPU Driver存在安全漏洞，该漏洞源于Guest VM中的内核软件可能利用与GPU固件共享的内存，读取或写入Guest虚拟化GPU内存之外的数据。
Possible ATT&CK Techniques 1 AI
T1057 · Process Discovery
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I. Basic Information for CVE-2024-47893
Vulnerability Information
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Vulnerability Title
GPU DDK - OOB read and write of the shared KMD/FW memory heap (VZ/TEE setups)
Source: CVE Program / CVE List V5
Vulnerability Description
Kernel software installed and running inside a Guest VM may exploit memory shared with the GPU Firmware to read and/or write data outside the Guest's virtualised GPU memory.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
使用越界的指针偏移
Source: CVE Program / CVE List V5
Vulnerability Title
Imagination GPU Driver 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Imagination GPU Driver是Imagination公司的一个图形化驱动程序。 Imagination GPU Driver存在安全漏洞，该漏洞源于Guest VM中的内核软件可能利用与GPU固件共享的内存，读取或写入Guest虚拟化GPU内存之外的数据。
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 |
|---|---|---|---|---|
| Imagination Technologies | Graphics DDK | 1.15 RTM ~ 24.3 RTM | - |
|
II. Public POCs for CVE-2024-47893
| # | POC Description | Source Link | Shenlong Link |
|---|
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News Coverage for CVE-2024-47893 (1)
IV. Related Vulnerabilities
Same product: Graphics DDK
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CVE-2026-45197
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GPU DDK - Incorrect page size validation in PhysmemNewRamBac -
CVE-2026-45199
GPU DDK - rgxfw_to_ptr() does not reject FW private data poi
Same vendor: Imagination Technologies
-
CVE-2026-45197
GPU DDK - TOCTOU affecting psFWMemContext->uiPageCatBaseRegS -
CVE-2026-45200
GPU DDK - Double free in _FreeOSPages due to incorrect alloc -
CVE-2026-45202
GPU DDK - Silent High-Order CMA Memory Leak & Double Free in -
CVE-2026-45201
GPU DDK - Incorrect page size validation in PhysmemNewRamBac -
CVE-2026-45199
GPU DDK - rgxfw_to_ptr() does not reject FW private data poi
Same weakness: CWE-823
-
CVE-2026-45199
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CVE-2026-72642
Use of Out-of-range Pointer Offset in the Elasticsearch Mach -
CVE-2026-49746
GPU DDK - Dimension Mismatch and Integer Truncation in PMRDe -
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GPU DDK - Unvalidated sHWPerfCtlDMABuf GPU-VA, DMA-write int -
CVE-2026-49744
GPU DDK - Unchecked ui32TracePointer in rgxfw_log_ex()
V. Comments for CVE-2024-47893
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