CVE-2024-46972— GPU DDK - Security: Reference count overflow in pvr_sync_rollback_export_fence
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I. Basic Information for CVE-2024-46972
Vulnerability Information
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Vulnerability Title
GPU DDK - Security: Reference count overflow in pvr_sync_rollback_export_fence
Source: NVD (National Vulnerability Database)
Vulnerability Description
Software installed and run as a non-privileged user may conduct improper GPU system calls to trigger use-after-free kernel exceptions.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
引用计数的更新不恰当
Source: NVD (National Vulnerability Database)
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 24.1 RTM版本存在安全漏洞，该漏洞源于非特权用户运行的软件可通过执行不正确的GPU系统调用触发使用后释放的内核异常。
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 | 24.1 RTM | - |
II. Public POCs for CVE-2024-46972
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Imagination Technologies · 2024-12-28 · 3 CVEs total
| CVE-2024-46973 | Exploitable kernel use-after-free on psServerMMUContext due to reference count mismanageme | |
| CVE-2024-43705 | GPU DDK - Security: Exploitable PVRSRVBridgePhysmemWrapExtMem may lead to overwrite read-o |
IV. Related Vulnerabilities
Same product: Graphics DDK
- CVE-2026-22166
GPU DDK - Write UAF in KEGLGetPoolBuffers, WebGL reachable - CVE-2026-22165
GPU DDK - UAF read of GLES3Context::psDrawParams and GLES3Co - CVE-2026-22167
GPU DDK - Cache resident PM buffers writable by other GPU re - CVE-2026-21733
RESERVED - CVE-2026-22163
GPU DDK - Unsafe writing of MMU PT entries on systems with 3
Same vendor: Imagination Technologies
- CVE-2026-22166
GPU DDK - Write UAF in KEGLGetPoolBuffers, WebGL reachable - CVE-2026-22165
GPU DDK - UAF read of GLES3Context::psDrawParams and GLES3Co - CVE-2026-22167
GPU DDK - Cache resident PM buffers writable by other GPU re - CVE-2026-21733
RESERVED - CVE-2026-22163
GPU DDK - Unsafe writing of MMU PT entries on systems with 3
Same weakness: CWE-911
V. Comments for CVE-2024-46972
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