CVE-2026-80830
usb: core: Add lock to usb_wakeup_notification()
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.
INFO
Published Date :
Sept. 4, 2026, 4:18 p.m.
Last Modified :
Sept. 4, 2026, 4:18 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Affected Products
The following products are affected by CVE-2026-80830
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
Solution
- Update the Linux kernel to the latest stable version.
- Verify the patch for usb_wakeup_notification is applied.
- Reboot the system after applying updates.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-80830.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-80830 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-80830
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-80830 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-80830 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Sep. 04, 2026
Action Type Old Value New Value Added 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. Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/80xxx/CVE-2026-80830.json">CVE-2026-80830</a> Added Reference https://git.kernel.org/stable/c/04ab260407972e631c86f2bc576cd8e64d65b325 Added Reference https://git.kernel.org/stable/c/71cfda2fdf78041a01e9d94143baa79feabbdbf6 Added Reference https://git.kernel.org/stable/c/7c48aa0c1e79116b8af4b988d16ee29b427d6491 Added Reference https://git.kernel.org/stable/c/960ca456faf61824b178f47967340300b24183db Added Reference https://git.kernel.org/stable/c/975ef630393c07fcbebf94f4d97043161b77a6ce Added Reference https://git.kernel.org/stable/c/a7a16167991c88016acef720927400404039d850 Added Reference https://git.kernel.org/stable/c/bf2288583b4e072bdff17a233963619e4bc7a8b5 Added Reference https://git.kernel.org/stable/c/d80b946804674069db7ce6657319a71cf8eeaa5a Added Reference https://git.kernel.org/stable/c/e263e18a9e7b1ff3e7301f0801c6ff87c31adfb6