Riskcovery

CVE-2026-68374

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

State
Published
Severity
7.8 High
Published
Aug 10, 2026
Updated
Oct 19, 2026
Reserved
Jul 30, 2026

Read the record on cve.org

Description

In 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.

Scores

CVSSScoreVectorSource
3.17.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HLinux

Weaknesses

Affected Products

ProductVersions
LinuxLinux
  • 12fc84e8c4288cc8ed5f14a35e077130c2cfece2 to before c07caee449c968842a350bfefa049889923b8240Affected
  • 12fc84e8c4288cc8ed5f14a35e077130c2cfece2 to before 217774e143d7b5a88739193284b6421be3978601Affected
  • 12fc84e8c4288cc8ed5f14a35e077130c2cfece2 to before ab82adf5e63b2d89ead7933ab753b9cedbe028e9Affected
  • 12fc84e8c4288cc8ed5f14a35e077130c2cfece2 to before 4e0197fbb0eec588795d5431716a244d9ac8fa93Affected
LinuxLinux
  • 6.9Affected
  • before 6.9Not affected
  • 6.12.101 through 6.12.*Not affected
  • 6.18.42 through 6.18.*Not affected
  • 7.1.6 through 7.1.*Not affected
  • 7.2 and laterNot affected

References

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