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CVE-2026-68374

HIGHCVSS 7.8/10EPSS 0.13%

Last modified

CVE-2026-68374 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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.. EPSS estimates a 0.13% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
7.8/10

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

EPSS Probability
0.13%

2.9th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= 12fc84e8c4288cc8ed5f14a35e077130c2cfece2, < c07caee449c968842a350bfefa049889923b8240; >= 12fc84e8c4288cc8ed5f14a35e077130c2cfece2, < 217774e143d7b5a88739193284b6421be3978601; >= 12fc84e8c4288cc8ed5f14a35e077130c2cfece2, < ab82adf5e63b2d89ead7933ab753b9cedbe028e9; >= 12fc84e8c4288cc8ed5f14a35e077130c2cfece2, < 4e0197fbb0eec588795d5431716a244d9ac8fa93
LinuxLinux6.9

References

Timeline

Published
Last Modified
Status
Received

Frequently Asked Questions

What is CVE-2026-68374?
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.
How severe is CVE-2026-68374?
CVE-2026-68374 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.13% probability of exploitation in the next 30 days.
How do I fix CVE-2026-68374?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST