CVE-2026-80830usb: core: Add lock to usb_wakeup_notification()
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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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
- Sep 7, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
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
- 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.