usb: core: sysfs: add lock to bos_descriptors_read()

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-68374
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-08-10 13:20:30 UTC
Updated2026-08-18 07:16:51 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: usb: core: sysfs: add lock to bos_descriptors_read() Add a lock to the function bos_descriptors_read(). This function accesses udev->bos, which could be simultaneously freed in usb_reset_and_verify_device(), a function that is commonly called in drivers all over the kernel.

Risk And Classification

Primary CVSS: v3.1 7.8 HIGH from 416baaa9-dc9f-4396-8d5f-8c081fb06d67

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

EPSS: 0.001280000 probability, percentile 0.029200000 (date 2026-08-18)

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

CVSS v3.1 Breakdown

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

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 12fc84e8c4288cc8ed5f14a35e077130c2cfece2 c07caee449c968842a350bfefa049889923b8240 git Not specified
CNA Linux Linux affected 12fc84e8c4288cc8ed5f14a35e077130c2cfece2 217774e143d7b5a88739193284b6421be3978601 git Not specified
CNA Linux Linux affected 12fc84e8c4288cc8ed5f14a35e077130c2cfece2 ab82adf5e63b2d89ead7933ab753b9cedbe028e9 git Not specified
CNA Linux Linux affected 12fc84e8c4288cc8ed5f14a35e077130c2cfece2 4e0197fbb0eec588795d5431716a244d9ac8fa93 git Not specified
CNA Linux Linux affected 6.9 Not specified
CNA Linux Linux unaffected 6.9 semver Not specified
CNA Linux Linux unaffected 6.12.101 6.12.* semver Not specified
CNA Linux Linux unaffected 6.18.42 6.18.* semver Not specified
CNA Linux Linux unaffected 7.1.6 7.1.* semver Not specified
CNA Linux Linux unaffected 7.2 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/ab82adf5e63b2d89ead7933ab753b9cedbe028e9 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/4e0197fbb0eec588795d5431716a244d9ac8fa93 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/c07caee449c968842a350bfefa049889923b8240 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/217774e143d7b5a88739193284b6421be3978601 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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