What is CVE-2015-8816?

CVE-2015-8816 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.8 out of 10. CVE-2015-8816 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2015-8816?

CVE-2015-8816 has a CVSS score of 6.8 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2015-8816?

No patch is currently available for CVE-2015-8816. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2015-8816 actively exploited?

CVE-2015-8816 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2015-8816

Medium

The hub_activate function in drivers/usb/core/hub.c in the Linux kernel before 4.3.5 does not properly maintain a hub-interface data structure, which allows physically proximate attackers to cause a denial of service (invalid memory access and system crash) or possibly have unspecified other impact by unplugging a USB hub device.

Package Linux Kernel

Published 2016-04-27

Last modified 2026-05-06

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

6.8

out of 10

Medium

Attack Vector

Physical

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

The following references provide additional information about CVE-2015-8816 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Lists
http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00019.html

Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html

Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html

Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00059.html

Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00005.html

Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00003.html

Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00008.html

Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00009.html

Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00015.html

Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00016.html

Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00018.html

Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00019.html

Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00020.html

Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00021.html

Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00022.html

Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00026.html

Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html

Third Party Advisory
Source
http://source.android.com/security/bulletin/2016-07-01.html

Third Party Advisory
Debian Security
http://www.debian.org/security/2016/dsa-3503

Third Party Advisory
Kernel.org
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.5

Vendor Advisory
Openwall
http://www.openwall.com/lists/oss-security/2016/02/23/5

Mailing List
Oracle
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html

Third Party Advisory
Oracle
http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html

Third Party Advisory
Securityfocus
http://www.securityfocus.com/bid/83363

Third Party Advisory VDB Entry
Red Hat
https://bugzilla.redhat.com/show_bug.cgi?id=1311589

Issue Tracking
Kernel patch commit
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e50293ef9775c5f1cf3fcc093037dd6a8c5684ea
Patch
Kernel patch commit
https://github.com/torvalds/linux/commit/e50293ef9775c5f1cf3fcc093037dd6a8c5684ea
Patch

Details

CVE ID CVE-2015-8816

Severity Medium

CVSS score 6.8 / 10

CVSS version 3.1

Published 2016-04-27

Modified 2026-05-06

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2015-8816?

CVE-2015-8816 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.8 out of 10 . CVE-2015-8816 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2015-8816?

CVE-2015-8816 has a CVSS score of 6.8 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2015-8816?

No patch is currently available for CVE-2015-8816. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2015-8816 actively exploited?

No — CVE-2015-8816 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.