CVE-2023-54266
Unknown Unknown - Not Provided
Memory Leak in Linux DVB-USB m920x I2C Transfer Module

Publication date: 2025-12-30

Last updated on: 2025-12-30

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: media: dvb-usb: m920x: Fix a potential memory leak in m920x_i2c_xfer() 'read' is freed when it is known to be NULL, but not when a read error occurs. Revert the logic to avoid a small leak, should a m920x_read() call fail.
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Meta Information
Published
2025-12-30
Last Modified
2025-12-30
Generated
2026-06-16
AI Q&A
2025-12-30
EPSS Evaluated
2026-06-15
NVD
CVE-2023-54266
EUVD
EUVD-2023-60375
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
linux kernel *
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Exploitability
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KEV
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CWE ID Description
CWE-UNKNOWN
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Executive Summary

This vulnerability is a potential memory leak in the Linux kernel's media driver for dvb-usb devices, specifically in the m920x component. The issue occurs because memory allocated for 'read' is freed only when it is known to be NULL, but not when a read error happens, leading to a small memory leak if the m920x_read() call fails.

Impact Analysis

The vulnerability can cause a small memory leak in the Linux kernel when a read error occurs in the m920x driver. Over time, this could lead to increased memory usage and potentially degrade system performance or stability.

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