CVE-2023-54147
Unknown Unknown - Not Provided
NULL Pointer Dereference and Memory Leak in Linux mtk-mdp3 Platform

Publication date: 2025-12-24

Last updated on: 2025-12-24

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: media: platform: mtk-mdp3: Add missing check and free for ida_alloc Add the check for the return value of the ida_alloc in order to avoid NULL pointer dereference. Moreover, free allocated "ctx->id" if mdp_m2m_open fails later in order to avoid memory leak.
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Meta Information
Published
2025-12-24
Last Modified
2025-12-24
Generated
2026-06-16
AI Q&A
2025-12-24
EPSS Evaluated
2026-06-15
NVD
CVE-2023-54147
EUVD
EUVD-2023-60298
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
linux linux_kernel *
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Exploitability
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CWE ID Description
CWE-UNKNOWN
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Executive Summary

This vulnerability in the Linux kernel's media platform (mtk-mdp3) involves a missing check for the return value of ida_alloc, which can lead to a NULL pointer dereference. Additionally, there is a missing free operation for an allocated context ID if mdp_m2m_open fails, which can cause a memory leak.

Impact Analysis

The vulnerability can cause a NULL pointer dereference, potentially leading to system crashes or instability. The memory leak caused by not freeing allocated memory can degrade system performance over time or exhaust system resources.

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