BaseFortify

Publication date: 2026-01-25

Last updated on: 2026-02-26

Assigner: kernel.org

Description

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix device leaks on compat bind and unbind Make sure to drop the reference taken when looking up the idxd device as part of the compat bind and unbind sysfs interface.

CVSS Scores

EPSS Scores

Probability:
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Meta Information

Published

2026-01-25

Last Modified

2026-02-26

Generated

2026-07-06

AI Q&A

2026-01-25

EPSS Evaluated

2026-07-05

NVD

CVE-2025-71163

Affected Vendors & Products

Vendor	Product	Version / Range
linux	linux_kernel	From 6.13 (inc) to 6.18.7 (exc)
linux	linux_kernel	6.19
linux	linux_kernel	6.19
linux	linux_kernel	6.19
linux	linux_kernel	6.19
linux	linux_kernel	6.19
linux	linux_kernel	From 5.16 (inc) to 6.1.162 (exc)
linux	linux_kernel	From 6.2 (inc) to 6.6.122 (exc)
linux	linux_kernel	From 6.7 (inc) to 6.12.67 (exc)
linux	linux_kernel	From 5.15 (inc) to 5.15.199 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-401	The product does not sufficiently track and release allocated memory after it has been used, making the memory unavailable for reallocation and reuse.

Attack-Flow Graph

Executive Summary

This vulnerability in the Linux kernel's dmaengine idxd component involves device leaks occurring during the compat bind and unbind operations. Specifically, the issue is that a reference taken when looking up the idxd device as part of the compat bind and unbind sysfs interface was not properly dropped, leading to resource leaks.

Impact Analysis

The vulnerability can lead to device resource leaks in the Linux kernel, which may cause system instability or degraded performance over time due to unreleased resources.

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