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CVE-2026-80830

usb: core: Add lock to usb_wakeup_notification()

Published: Sep 4, 2026Updated: Sep 7, 2026 Sources: CVE List NVD
N/ACVSS
NVD MITRE
EPSS Score
0.2%
Top 90.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available
Self-Check
OpenVAS

Description

In the Linux kernel, the following vulnerability has been resolved: usb: core: Add lock to usb_wakeup_notification() Add a spin lock to usb_wakeup notification to prevent a race condition with dereferencing freed memory. This could be hit by the xHCI driver as it calls this function from an IRQ and could race with the hub_disconnect() function, which properly grabs this lock to protect the state of the device.

No summary for this CVE yet.

Affected Products

Linux
oss-projectaka the linux kernel
LinuxOn-premOS
Operating Systems / linux-distro

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.
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References

https://git.kernel.org/stable/c/a7a16167991c88016acef720927400404039d850
git.kernel.org
https://git.kernel.org/stable/c/975ef630393c07fcbebf94f4d97043161b77a6ce
git.kernel.org
https://git.kernel.org/stable/c/71cfda2fdf78041a01e9d94143baa79feabbdbf6
git.kernel.org
and 6 more references View all →
News mentions
1

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