CVE-2025-68233
Use-After-Free Vulnerability in Linux drm/tegra PID Handling
Publication date: 2025-12-16
Last updated on: 2025-12-16
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 is related to the Linux kernel's drm/tegra component where a call to put_pid() was missing after get_task_pid(). The function host1x_memory_context_alloc() does not take ownership of the PID, so without the put_pid() call, the PID was not freed properly, leading to a resource leak.
How can this vulnerability impact me? :
The impact of this vulnerability is a potential resource leak in the Linux kernel due to not freeing a PID properly. This could lead to increased memory usage or resource exhaustion over time, potentially affecting system stability or performance.