thunderbolt: Set tb->root_switch to NULL when domain is stopped

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-97508
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-24 17:17:28 UTC
Updated2026-10-03 11:18:00 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: thunderbolt: Set tb->root_switch to NULL when domain is stopped Similarly what we do with the firmware connection manager. This makes tb_xdp_handle_request() return error to the remote host. However, we need to make sure we keep the uuid alive so that we can reply until the whole domain is released.

Risk And Classification

Primary CVSS: v3.1 7.5 HIGH from 416baaa9-dc9f-4396-8d5f-8c081fb06d67

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

EPSS: 0.002250000 probability, percentile 0.119760000 (date 2026-10-05)

VersionSourceTypeScoreSeverityVector
3.1416baaa9-dc9f-4396-8d5f-8c081fb06d67Secondary7.5HIGHCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
3.1CNADECLARED7.5HIGHCVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 Breakdown

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

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected d1ff70241a275133e1a0258b7c23588b122276c8 d9a638e7bc87e0e6fe3a75517ac481e72fc0058c git Not specified
CNA Linux Linux affected d1ff70241a275133e1a0258b7c23588b122276c8 66b0fe27e277713c2b9f3c452c76330ed0bd7eaf git Not specified
CNA Linux Linux affected d1ff70241a275133e1a0258b7c23588b122276c8 54ad3415cc211ca0d64ae1bf3234d6eb5c6aedd0 git Not specified
CNA Linux Linux affected d1ff70241a275133e1a0258b7c23588b122276c8 83d1af5b1b6e6c96ffa633ca2c9a77f6f4c93efa git Not specified
CNA Linux Linux affected d1ff70241a275133e1a0258b7c23588b122276c8 f06e9fbae78a51832211b4495a19412c7d49ecb4 git Not specified
CNA Linux Linux affected d1ff70241a275133e1a0258b7c23588b122276c8 99f019d2e9eb79adc485fef8aa8ada2cd0c843e9 git Not specified
CNA Linux Linux affected d1ff70241a275133e1a0258b7c23588b122276c8 e56249d8a68e712f3b60e1f3fdbb5b4fea146468 git Not specified
CNA Linux Linux affected 4.15 Not specified
CNA Linux Linux unaffected 4.15 semver Not specified
CNA Linux Linux unaffected 5.10.271 5.10.* semver Not specified
CNA Linux Linux unaffected 5.15.222 5.15.* semver Not specified
CNA Linux Linux unaffected 6.1.189 6.1.* semver Not specified
CNA Linux Linux unaffected 6.6.158 6.6.* semver Not specified
CNA Linux Linux unaffected 6.12.111 6.12.* semver Not specified
CNA Linux Linux unaffected 6.18.53 6.18.* semver Not specified
CNA Linux Linux unaffected 7.2 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/83d1af5b1b6e6c96ffa633ca2c9a77f6f4c93efa 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/d9a638e7bc87e0e6fe3a75517ac481e72fc0058c 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/54ad3415cc211ca0d64ae1bf3234d6eb5c6aedd0 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/f06e9fbae78a51832211b4495a19412c7d49ecb4 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/66b0fe27e277713c2b9f3c452c76330ed0bd7eaf 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/99f019d2e9eb79adc485fef8aa8ada2cd0c843e9 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/e56249d8a68e712f3b60e1f3fdbb5b4fea146468 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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