CVE-2023-54266: media: dvb-usb: m920x: Fix a potential memory leak in m920x_i2c_xfer()

Published Dec 30, 2025
·
Updated

In the Linux kernel, the following vulnerability has been resolved:

media: dvb-usb: m920x: Fix a potential memory leak in m920xi2cxfer()

'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 m920xread() call fail.

Affected Software

1 affected component
linux

Event History

Dec 30, 2025
CVE Published
via MITRE·12:15 PM
Data Sourced
via MITRE·12:15 PM
Description
Data Sourced
via NVD·01:16 PM
Description
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Frequently Asked Questions

1

What is the severity of CVE-2023-54266?

CVE-2023-54266 is categorized as a low severity vulnerability due to its limited impact.

2

How do I fix CVE-2023-54266?

To fix CVE-2023-54266, update the Linux kernel to the latest patched version that includes the fix for this memory leak issue.

3

Which versions of Linux are affected by CVE-2023-54266?

CVE-2023-54266 affects specific versions of the Linux kernel that implement the dvb-usb m920x driver.

4

What component of the Linux kernel is impacted by CVE-2023-54266?

CVE-2023-54266 impacts the dvb-usb subsystem within the Linux kernel.

5

Is CVE-2023-54266 a remote vulnerability?

CVE-2023-54266 is not classified as a remote vulnerability; it primarily affects users running specific drivers on their systems.

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