What is CVE-2017-16649?

CVE-2017-16649 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.6 out of 10, classified as a Divide By Zero flaw (CWE-369). CVE-2017-16649 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2017-16649?

CVE-2017-16649 has a CVSS score of 6.6 out of 10, rated Medium severity. The vector string is CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2017-16649?

No patch is currently available for CVE-2017-16649. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2017-16649 actively exploited?

CVE-2017-16649 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Divide By Zero (CWE-369)?

The product divides a value by zero, causing a crash or unexpected behaviour. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/369.html

CVE-2017-16649

Medium

The usbnet_generic_cdc_bind function in drivers/net/usb/cdc_ether.c in the Linux kernel through 4.13.11 allows local users to cause a denial of service (divide-by-zero error and system crash) or possibly have unspecified other impact via a crafted USB device.

Package Linux Kernel

Published 2017-11-07

Last modified 2026-05-13

CVSS version 3.0

Patch available

Awaiting data

CVSS 3.0 score

6.6

out of 10

Medium

Attack Vector

Physical

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness type

CWE-369

CVE-2017-16649 is a Divide By Zero vulnerability

What is Divide By Zero?

The product divides a value by zero, causing a crash or unexpected behaviour. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2017-16649 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Securityfocus
http://www.securityfocus.com/bid/101761

Third Party Advisory VDB Entry
Groups
https://groups.google.com/d/msg/syzkaller/0e0gmaX9R0g/9Me9JcY2BQAJ

Mailing List Third Party Advisory
Debian Security
https://lists.debian.org/debian-lts-announce/2017/12/msg00004.html
Patchwork
https://patchwork.ozlabs.org/patch/834771/

Mailing List Third Party Advisory
Ubuntu Security
https://usn.ubuntu.com/3617-1/
Ubuntu Security
https://usn.ubuntu.com/3617-2/
Ubuntu Security
https://usn.ubuntu.com/3617-3/
Ubuntu Security
https://usn.ubuntu.com/3619-1/
Ubuntu Security
https://usn.ubuntu.com/3619-2/
Ubuntu Security
https://usn.ubuntu.com/3822-1/
Ubuntu Security
https://usn.ubuntu.com/3822-2/

Details

CVE ID CVE-2017-16649

Severity Medium

CVSS score 6.6 / 10

CVSS version 3.0

Published 2017-11-07

Modified 2026-05-13

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2017-16649?

CVE-2017-16649 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.6 out of 10 , classified as a Divide By Zero flaw (CWE-369) . CVE-2017-16649 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2017-16649?

CVE-2017-16649 has a CVSS score of 6.6 out of 10, rated Medium severity (CVSS 3.0). The vector string is CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2017-16649?

No patch is currently available for CVE-2017-16649. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2017-16649 actively exploited?

No — CVE-2017-16649 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Divide By Zero (CWE-369)?

The product divides a value by zero, causing a crash or unexpected behaviour. View CWE-369 on MITRE CWE →