CVE-2022-50750
Memory Leak in Linux Kernel drm/panel-sitronix-st7701 on DSI Attach Failure
Publication date: 2025-12-24
Last updated on: 2025-12-24
Assigner: kernel.org
Description
Description
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| linux | linux_kernel | * |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-UNKNOWN |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability occurs in the Linux kernel's drm/panel/panel-sitronix-st7701 component. When the function mipi_dsi_attach() fails, the system does not call drm_panel_remove(), which leads to a memory leak. The fix involves ensuring drm_panel_remove() is called on DSI attach failure to prevent this memory leak.
How can this vulnerability impact me? :
The vulnerability can cause a memory leak in the Linux kernel when mipi_dsi_attach() fails. This could potentially lead to increased memory usage and reduced system stability or performance over time if the leak is not addressed.
What immediate steps should I take to mitigate this vulnerability?
Apply the updated Linux kernel patch that fixes the drm/panel/panel-sitronix-st7701 issue by ensuring drm_panel_remove() is called on mipi_dsi_attach() failure to avoid memory leaks.