CVE-2016-2184

MEDIUM

Linux Kernel < 4.5.1 - Denial of Service via Crafted USB Device Descriptor

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2016-2184. PoCs published by OpenSource Security.

AI-analyzed exploit summary This exploit demonstrates a local DoS vulnerability in the Linux kernel's snd-usb-audio driver by presenting a malformed USB device descriptor with a zero value for bNumEndpoints, leading to a kernel panic due to a multiple free condition.

Description

The create_fixed_stream_quirk function in sound/usb/quirks.c in the snd-usb-audio driver in the Linux kernel before 4.5.1 allows physically proximate attackers to cause a denial of service (NULL pointer dereference or double free, and system crash) via a crafted endpoints value in a USB device descriptor.

Exploits (1)

exploitdb WORKING POC
by OpenSource Security · textdoslinux
https://www.exploit-db.com/exploits/39555

This exploit demonstrates a local DoS vulnerability in the Linux kernel's snd-usb-audio driver by presenting a malformed USB device descriptor with a zero value for bNumEndpoints, leading to a kernel panic due to a multiple free condition.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Linux Kernel 3.10.0-229.20.1.el7.x86_64 (RHEL 7.1)
No auth needed
Prerequisites: Physical access to the target system · Arduino Leonardo or similar USB device emulation hardware
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (27)

Core 27
Core References
Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://seclists.org/bugtraq/2016/Mar/89
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/84340
Vendor Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-2970-1
Vendor Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-2969-1
Vendor Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-2968-1
Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.html
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2016/dsa-3607
Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00059.html
Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html
Vendor Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-2968-2
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://seclists.org/bugtraq/2016/Mar/88
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://seclists.org/bugtraq/2016/Mar/102
Exploit, Third Party Advisory exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/39555/
Vendor Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-2971-2
Issue Tracking, Third Party Advisory, VDB Entry x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=1317012
Vendor Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-2971-3
Third Party Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-2997-1
Vendor Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-2971-1
Third Party Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-2996-1

Scores

CVSS v3 4.6
EPSS 0.0195
EPSS Percentile 77.6%
Attack Vector PHYSICAL
CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

Status published
Products (13)
canonical/ubuntu_linux 12.04
linux/linux_kernel < 4.5.0
novell/suse_linux_enterprise_debuginfo 11.0 sp4
novell/suse_linux_enterprise_desktop 12.0
novell/suse_linux_enterprise_live_patching 12.0
novell/suse_linux_enterprise_module_for_public_cloud 12.0
novell/suse_linux_enterprise_real_time_extension 11.0 sp4
novell/suse_linux_enterprise_real_time_extension 12.0 sp1
novell/suse_linux_enterprise_server 11.0 extra (2 CPE variants)
novell/suse_linux_enterprise_server 12.0
... and 3 more
Published Apr 27, 2016
Tracked Since Feb 18, 2026