What is CVE-2017-16525?

CVE-2017-16525 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-2017-16525 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2017-16525?

CVE-2017-16525 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-2017-16525?

No patch is currently available for CVE-2017-16525. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2017-16525 actively exploited?

CVE-2017-16525 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-2017-16525

Medium

The usb_serial_console_disconnect function in drivers/usb/serial/console.c in the Linux kernel before 4.13.8 allows local users to cause a denial of service (use-after-free and system crash) or possibly have unspecified other impact via a crafted USB device, related to disconnection and failed setup.

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-2017-16525 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-2017-16525 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/102028

Third Party Advisory VDB Entry
Groups
https://groups.google.com/d/msg/syzkaller/cMACrmo1x0k/4KhRoUgABAAJ

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/3583-1/

Third Party Advisory
Ubuntu Security
https://usn.ubuntu.com/3583-2/

Third Party Advisory
Kernel patch commit
https://github.com/torvalds/linux/commit/299d7572e46f98534033a9e65973f13ad1ce9047
Patch
Kernel patch commit
https://github.com/torvalds/linux/commit/bd998c2e0df0469707503023d50d46cf0b10c787
Patch

Details

CVE ID CVE-2017-16525

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-2017-16525?

CVE-2017-16525 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-2017-16525 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2017-16525?

CVE-2017-16525 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-2017-16525?

No patch is currently available for CVE-2017-16525. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2017-16525 actively exploited?

No — CVE-2017-16525 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 →