The omninet_open function in drivers/usb/serial/omninet.c in the Linux kernel before 4.10.4 allows local users to cause a denial of service (tty exhaustion) by leveraging reference count mishandling.
http://www.debian.org/security/2017/dsa-3886
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.10.4
http://www.securityfocus.com/bid/98462
https://github.com/torvalds/linux/commit/30572418b445d85fcfe6c8fe84c947d2606767d8
Source: MITRE
Published: 2017-05-12
Updated: 2019-10-03
Type: CWE-404
Base Score: 2.1
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 3.9
Severity: LOW
Base Score: 5.5
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 1.8
Severity: MEDIUM