Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: USB: serial: digi_acceleport: fix hard lockup on disconnect If submitting the OOB write urb fails persistently (e.g if the device is being disconnected) the driver would loop indefinitely with interrupts disabled. Check for urb submission errors when sending OOB commands to avoid hanging if, for example, open(), set_termios() or close() races with a physical disconnect. This is issue was flagged by Sashiko when reviewing an unrelated change to the driver.
References
- https://git.kernel.org/stable/c/2067b3838da6e4af03bae3630414193188d754b2
- https://git.kernel.org/stable/c/2b7dc482f859f2d027db07ff0efc1c5df5b3451a
- https://git.kernel.org/stable/c/5a82d842e8c35227d7227f19e5e654df1451782c
- https://git.kernel.org/stable/c/5c1ea24b53bf3bfb859f0a05573997487975da23
- https://git.kernel.org/stable/c/6a8592ace932081ea11aea41c460a1ca0f6344a4
- https://git.kernel.org/stable/c/6e51147c2744d15730084dc89cc99180d3de4184
- https://git.kernel.org/stable/c/79bc131df0e50f8f663c1fdbbe952aaf193a8d39
- https://git.kernel.org/stable/c/bcfeae431db9986c2b313e6a760f2ac8df61e138
FAQ
What is CVE-2026-64334?
CVE-2026-64334 is a documented vulnerability. In the Linux kernel, the following vulnerability has been resolved: USB: serial: digi_acceleport: fix hard lockup on disconnect If submitting the OOB write urb fails persistently (e.g if the device ...
How severe is CVE-2026-64334?
CVSS scoring is not yet available for CVE-2026-64334. Check NVD for updates.
Is there a patch for CVE-2026-64334?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.