CVE-2026-46236
Analyzed Analyzed - Analysis Complete
Xbox Remote Driver DMA Violation in Linux Kernel

Publication date: 2026-05-28

Last updated on: 2026-06-10

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: media: rc: xbox_remote: heed DMA restrictions The buffer for IO must not be part of the device structure because that violates the DMA coherency rules.
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Meta Information
Published
2026-05-28
Last Modified
2026-06-10
Generated
2026-06-17
AI Q&A
2026-05-28
EPSS Evaluated
2026-06-16
NVD
CVE-2026-46236
EUVD
EUVD-2026-32754
Affected Vendors & Products
Showing 7 associated CPEs
Vendor Product Version / Range
linux linux_kernel From 5.16 (inc) to 6.1.175 (exc)
linux linux_kernel From 5.11 (inc) to 5.15.209 (exc)
linux linux_kernel From 6.2 (inc) to 6.6.140 (exc)
linux linux_kernel From 6.13 (inc) to 6.18.32 (exc)
linux linux_kernel From 6.7 (inc) to 6.12.90 (exc)
linux linux_kernel From 6.19 (inc) to 7.0.9 (exc)
linux linux_kernel From 5.0 (inc) to 5.10.258 (exc)
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Exploitability
CWE
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CWE ID Description
CWE-UNKNOWN
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Executive Summary

This vulnerability exists in the Linux kernel, specifically in the media: rc: xbox_remote component. It involves improper handling of the buffer for IO operations, where the buffer is part of the device structure. This design violates DMA (Direct Memory Access) coherency rules, which are critical for ensuring data integrity during memory operations.

Impact Analysis

Because the buffer for IO is incorrectly part of the device structure, violating DMA coherency rules, this could lead to data corruption or unexpected behavior during DMA operations. This may affect the stability and reliability of the device or system using the vulnerable Linux kernel component.

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