What is CVE-2017-16527?

CVE-2017-16527 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.6 out of 10, classified as a Use After Free flaw (CWE-416). CVE-2017-16527 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2017-16527?

CVE-2017-16527 has a CVSS score of 6.6 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2017-16527?

No patch is currently available for CVE-2017-16527. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2017-16527 actively exploited?

CVE-2017-16527 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Use After Free (CWE-416)?

The product references memory after it has been freed, which may cause it to crash, use unexpected values, or execute code. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/416.html

CVE-2017-16527

Medium

sound/usb/mixer.c in the Linux kernel before 4.13.8 allows local users to cause a denial of service (snd_usb_mixer_interrupt use-after-free and system crash) or possibly have unspecified other impact via a crafted USB device.

Package Linux Kernel

Published 2017-11-04

Last modified 2026-05-13

CVSS version 3.1

Patch available

Awaiting data

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

Weakness type

CWE-416

CVE-2017-16527 is a Use After Free vulnerability

What is Use After Free?

The product references memory after it has been freed, which may cause it to crash, use unexpected values, or execute code. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2017-16527 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Groups
https://groups.google.com/d/msg/syzkaller/jf7GTr_g2CU/iVlLhMciCQAJ

Third Party Advisory
Debian Security
https://lists.debian.org/debian-lts-announce/2017/12/msg00004.html

Mailing List Third Party Advisory
Ubuntu Security
https://usn.ubuntu.com/3754-1/

Third Party Advisory
Kernel patch commit
https://github.com/torvalds/linux/commit/124751d5e63c823092060074bd0abaae61aaa9c4
Patch

Details

CVE ID CVE-2017-16527

Severity Medium

CVSS score 6.6 / 10

CVSS version 3.1

Published 2017-11-04

Modified 2026-05-13

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2017-16527?

CVE-2017-16527 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.6 out of 10 , classified as an Use After Free flaw (CWE-416) . CVE-2017-16527 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2017-16527?

CVE-2017-16527 has a CVSS score of 6.6 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2017-16527?

No patch is currently available for CVE-2017-16527. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2017-16527 actively exploited?

No — CVE-2017-16527 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Use After Free (CWE-416)?

The product references memory after it has been freed, which may cause it to crash, use unexpected values, or execute code. View CWE-416 on MITRE CWE →