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CVE-2026-68374

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

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 6.12.101, 6.18.42, 7.1.6
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

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.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  3. Record last updated

Affected versions

  • Linux Linux

    From 12fc84e8c4288cc8ed5f14a35e077130c2cfece2 · fixed in c07caee449c968842a350bfefa049889923b8240; From 12fc84e8c4288cc8ed5f14a35e077130c2cfece2 · fixed in 217774e143d7b5a88739193284b6421be3978601; From 12fc84e8c4288cc8ed5f14a35e077130c2cfece2 · fixed in ab82adf5e63b2d89ead7933ab753b9cedbe028e9; From 12fc84e8c4288cc8ed5f14a35e077130c2cfece2 · fixed in 4e0197fbb0eec588795d5431716a244d9ac8fa93

  • Linux Linux

    6.9

  • KernelLinux

    From 6.9.0 · fixed in 6.12.101; From 6.13.0 · fixed in 6.18.42; From 6.19.0 · fixed in 7.1.6

References 4

git.kernel.org