Not yet scoredPublished Sep 4, 2026

CVE-2026-80830usb: core: Add lock to usb_wakeup_notification()

Updated under an hour ago (Oct 27, 2026, 10:50 AM ET)

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No exploitation reported and no EPSS estimate yet.

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Exploited in the last 30 days

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.

CVSS: Not yet scored
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Received
Record last updated: Oct 19, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from 4ee823b83bc9851743fab756c76b27d6a1e2472b before a7a16167991c88016acef720927400404039d850; from 4ee823b83bc9851743fab756c76b27d6a1e2472b before 975ef630393c07fcbebf94f4d97043161b77a6ce; from 4ee823b83bc9851743fab756c76b27d6a1e2472b before 71cfda2fdf78041a01e9d94143baa79feabbdbf6; 4ee823b83bc9851743fab756c76b27d6a1e2472b builds before 04ab260407972e631c86f2bc576cd8e64d65b325; from 4ee823b83bc9851743fab756c76b27d6a1e2472b before bf2288583b4e072bdff17a233963619e4bc7a8b5; from 4ee823b83bc9851743fab756c76b27d6a1e2472b before d80b946804674069db7ce6657319a71cf8eeaa5a; from 4ee823b83bc9851743fab756c76b27d6a1e2472b before 960ca456faf61824b178f47967340300b24183db; from 4ee823b83bc9851743fab756c76b27d6a1e2472b before 7c48aa0c1e79116b8af4b988d16ee29b427d6491; and 1 more ranges	CNA record

References

References

https://git.kernel.org/stable/c/a7a16167991c88016acef720927400404039d850
https://git.kernel.org/stable/c/975ef630393c07fcbebf94f4d97043161b77a6ce
https://git.kernel.org/stable/c/71cfda2fdf78041a01e9d94143baa79feabbdbf6
https://git.kernel.org/stable/c/04ab260407972e631c86f2bc576cd8e64d65b325
https://git.kernel.org/stable/c/bf2288583b4e072bdff17a233963619e4bc7a8b5
https://git.kernel.org/stable/c/d80b946804674069db7ce6657319a71cf8eeaa5a
https://git.kernel.org/stable/c/960ca456faf61824b178f47967340300b24183db
https://git.kernel.org/stable/c/7c48aa0c1e79116b8af4b988d16ee29b427d6491
https://git.kernel.org/stable/c/e263e18a9e7b1ff3e7301f0801c6ff87c31adfb6

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.