CVE-2023-53801
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-12-09

Last updated on: 2025-12-09

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: iommu/sprd: Release dma buffer to avoid memory leak When attaching to a domain, the driver would alloc a DMA buffer which is used to store address mapping table, and it need to be released when the IOMMU domain is freed.
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Meta Information
Published
2025-12-09
Last Modified
2025-12-09
Generated
2026-06-16
AI Q&A
2025-12-09
EPSS Evaluated
2026-06-15
NVD
CVE-2023-53801
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
linux linux_kernel *
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CWE ID Description
CWE-UNKNOWN
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Executive Summary

This vulnerability in the Linux kernel involves the iommu/sprd driver, which allocates a DMA buffer to store an address mapping table when attaching to a domain. The issue is that this DMA buffer was not properly released when the IOMMU domain was freed, leading to a memory leak. The vulnerability has been resolved by ensuring the DMA buffer is released appropriately.

Impact Analysis

The impact of this vulnerability is a memory leak in the Linux kernel's iommu/sprd driver. Over time, this could lead to increased memory usage and potentially degrade system performance or stability if the leaked memory accumulates.

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