CVE-2016-3955

Critical

The usbip_recv_xbuff function in drivers/usb/usbip/usbip_common.c in the Linux kernel before 4.5.3 allows remote attackers to cause a denial of service (out-of-bounds write) or possibly have unspecified other impact via a crafted length value in a USB/IP packet.

Package Linux Kernel
Published 2016-07-03
Last modified 2026-05-06
CVSS version 3.1
Patch available
Awaiting data

CVSS 3.1 score

9.8

out of 10
Critical
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness type

CWE-119

CVE-2016-3955 is a Buffer Overflow vulnerability

What is Buffer Overflow?

The product performs operations on a memory buffer but reads or writes outside its intended boundaries. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2016-3955 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Frequently asked questions

  • What is CVE-2016-3955?

    CVE-2016-3955 is a Critical severity Linux kernel vulnerability with a CVSS score of 9.8 out of 10 , classified as a Buffer Overflow flaw (CWE-119) . CVE-2016-3955 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • What is the CVSS score for CVE-2016-3955?

    CVE-2016-3955 has a CVSS score of 9.8 out of 10, rated Critical severity (CVSS 3.1). The vector string is CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H .

  • Is there a patch available for CVE-2016-3955?

    No patch is currently available for CVE-2016-3955. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

  • Is CVE-2016-3955 actively exploited?

    No — CVE-2016-3955 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

  • What is Buffer Overflow (CWE-119)?

    The product performs operations on a memory buffer but reads or writes outside its intended boundaries. View CWE-119 on MITRE CWE →

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