CVE-2026-64335
Published Jul 25, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: USB: serial: digi_acceleport: fix broken rx after throttle If the port is closed while throttled, the read urb is never resubmitted and the port will not receive any further data until the device is reconnected (or the driver is rebound). Clear the throttle flags and submit the urb if needed when opening the port.
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EPSS — Exploit Prediction
0.0022
Probability of exploitation
0.13%
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/4f3f6f44db71e469933a7c36c5d57d937ba0a21b
https://git.kernel.org/stable/c/61954033326fc7e637ed2aeeb4b52021e0ee4657
https://git.kernel.org/stable/c/83a3dfc018943b05b6daf3a6f891833e1aabfa1f
https://git.kernel.org/stable/c/8d50a910194f66566a5eb252b33283855c8d5203
https://git.kernel.org/stable/c/92fa3e1a49848509ea3f7995751963fc65095998
https://git.kernel.org/stable/c/abacd67e6f689c62d8a13e3da25f4272bc9ad4af
https://git.kernel.org/stable/c/d5d2660caef78d4c996d34d123574c8e86f5b5ac
https://git.kernel.org/stable/c/eab394781e9321c0c7e97a24fd092387cb262f40
Frequently Asked Questions
What is CVE-2026-64335? +
In the Linux kernel, the following vulnerability has been resolved:
USB: serial: digi_acceleport: fix broken rx after throttle
If the port is closed while throttled, the read urb is never resubmitted
and the port will not receive any further data until the device is
reconnected (or the driver is rebound).
Clear the throttle flags and submit the urb if needed when opening the
port.
How do I check if I'm vulnerable to CVE-2026-64335? +
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.