dmaengine: idxd: fix device leaks on compat bind and unbind

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2025-71163
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-01-25 15:15:54 UTC
Updated2026-07-14 13:18:04 UTC
DescriptionIn 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.

Risk And Classification

Primary CVSS: v3.1 5.5 MEDIUM from [email protected]

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Problem Types: CWE-401

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 6e7f3ee97bbe2c7d7a53b7dbd7a08a579e03c8c9 b7bd948f89271c92d9ca9b2b682bfba56896e959 git Not specified
CNA Linux Linux affected 6e7f3ee97bbe2c7d7a53b7dbd7a08a579e03c8c9 b2d077180a56e3b7c97b7517d0465b584adc693b git Not specified
CNA Linux Linux affected 6e7f3ee97bbe2c7d7a53b7dbd7a08a579e03c8c9 c81ea0222eaaafdd77348e27d1e84a1b8cfc0c99 git Not specified
CNA Linux Linux affected 6e7f3ee97bbe2c7d7a53b7dbd7a08a579e03c8c9 0c97ff108f825a70c3bb29d65ddf0a013d231bb9 git Not specified
CNA Linux Linux affected 6e7f3ee97bbe2c7d7a53b7dbd7a08a579e03c8c9 a7226fd61def74b60dd8e47ec84cabafc39d575b git Not specified
CNA Linux Linux affected 6e7f3ee97bbe2c7d7a53b7dbd7a08a579e03c8c9 799900f01792cf8b525a44764f065f83fcafd468 git Not specified
CNA Linux Linux affected 5.15 Not specified
CNA Linux Linux unaffected 5.15 semver Not specified
CNA Linux Linux unaffected 5.15.199 5.15.* semver Not specified
CNA Linux Linux unaffected 6.1.162 6.1.* semver Not specified
CNA Linux Linux unaffected 6.6.122 6.6.* semver Not specified
CNA Linux Linux unaffected 6.12.67 6.12.* semver Not specified
CNA Linux Linux unaffected 6.18.7 6.18.* semver Not specified
CNA Linux Linux unaffected 6.19 * original_commit_for_fix Not specified
ADP Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP affected V3.1.6 * custom Not specified
ADP Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP affected V3.1.6 * custom Not specified
ADP Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP affected V3.1.6 * custom Not specified
ADP Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP affected V3.1.6 * custom Not specified
ADP Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP affected V3.1.6 * custom Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/0c97ff108f825a70c3bb29d65ddf0a013d231bb9 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
cert-portal.siemens.com/productcert/html/ssa-019113.html 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e cert-portal.siemens.com
git.kernel.org/stable/c/799900f01792cf8b525a44764f065f83fcafd468 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/b2d077180a56e3b7c97b7517d0465b584adc693b 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/c81ea0222eaaafdd77348e27d1e84a1b8cfc0c99 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/b7bd948f89271c92d9ca9b2b682bfba56896e959 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/a7226fd61def74b60dd8e47ec84cabafc39d575b 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
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