dmaengine: ti: dma-crossbar: fix device leak on am335x route allocation

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Summary

CVECVE-2025-71185
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-01-31 12:16:03 UTC
Updated2026-06-02 14:16:38 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: dma-crossbar: fix device leak on am335x route allocation Make sure to drop the reference taken when looking up the crossbar platform device during am335x route allocation.

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 42dbdcc6bf965997c088caff2a8be7f9bf44f701 1befa553f1ecc045dc9ff56107ff50162f63f3c0 git Not specified
CNA Linux Linux affected 42dbdcc6bf965997c088caff2a8be7f9bf44f701 c933aa74d9f8d35e6cda322c38c4a907d37a9a2b git Not specified
CNA Linux Linux affected 42dbdcc6bf965997c088caff2a8be7f9bf44f701 43725bd47d984937c429919ae291896d982d1f17 git Not specified
CNA Linux Linux affected 42dbdcc6bf965997c088caff2a8be7f9bf44f701 6fdf168f57e331e148a1177a9b590a845c21b315 git Not specified
CNA Linux Linux affected 42dbdcc6bf965997c088caff2a8be7f9bf44f701 f810132e825588fbad3cba940458c58bb7ec4d84 git Not specified
CNA Linux Linux affected 42dbdcc6bf965997c088caff2a8be7f9bf44f701 30352277d8e09c972436f883a5efd1f1b763ac14 git Not specified
CNA Linux Linux affected 42dbdcc6bf965997c088caff2a8be7f9bf44f701 4fc17b1c6d2e04ad13fd6c21cfbac68043ec03f9 git Not specified
CNA Linux Linux affected 4.4 Not specified
CNA Linux Linux unaffected 4.4 semver Not specified
CNA Linux Linux unaffected 5.10.249 5.10.* 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 RUGGEDCOM RST2428P affected V4.0 custom Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/c933aa74d9f8d35e6cda322c38c4a907d37a9a2b 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/f810132e825588fbad3cba940458c58bb7ec4d84 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/43725bd47d984937c429919ae291896d982d1f17 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/30352277d8e09c972436f883a5efd1f1b763ac14 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/6fdf168f57e331e148a1177a9b590a845c21b315 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/1befa553f1ecc045dc9ff56107ff50162f63f3c0 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
cert-portal.siemens.com/productcert/html/ssa-253495.html 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e cert-portal.siemens.com
git.kernel.org/stable/c/4fc17b1c6d2e04ad13fd6c21cfbac68043ec03f9 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
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