CVE-2026-43430
Published May 8, 2026
Modified May 12, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: usb: yurex: fix race in probe The bbu member of the descriptor must be set to the value standing for uninitialized values before the URB whose completion handler sets bbu is submitted. Otherwise there is a window during which probing can overwrite already retrieved data.
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EPSS — Exploit Prediction
0.0001
Probability of exploitation
0.02%
Percentile rank
EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.
References
Other References
https://git.kernel.org/stable/c/3cec135415a89723e2d38e1c8cc5098203355965
https://git.kernel.org/stable/c/687d26d43a5aaf44323ce7d601cf242bb87e9559
https://git.kernel.org/stable/c/7a875c09899ba0404844abfd8f0d54cdc481c151
https://git.kernel.org/stable/c/939e3d17b843b0bae70467fef4481069d73c8520
https://git.kernel.org/stable/c/a41d3d9202e951995cfac6248c565423079c71fa
https://git.kernel.org/stable/c/a7934d7202a39c3160aa30521c382c7b744ae4a2
https://git.kernel.org/stable/c/a8b3b3d730acea1640bc89465f2832cf06a1e13a
https://git.kernel.org/stable/c/af83e92c329f11139d5eea2b5b7b83c26c3f67e7
Frequently Asked Questions
What is CVE-2026-43430? +
In the Linux kernel, the following vulnerability has been resolved:
usb: yurex: fix race in probe
The bbu member of the descriptor must be set to the value
standing for uninitialized values before the URB whose
completion handler sets bbu is submitted. Otherwise there is
a window during which probing can overwrite already retrieved
data.
How do I check if I'm vulnerable to CVE-2026-43430? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.