What is CVE-2014-9940?

CVE-2014-9940 is a High severity Linux kernel vulnerability with a CVSS score of 7.0 out of 10, classified as a Use After Free flaw (CWE-416). CVE-2014-9940 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2014-9940?

CVE-2014-9940 has a CVSS score of 7.0 out of 10, rated High severity. The vector string is CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2014-9940?

No patch is currently available for CVE-2014-9940. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2014-9940 actively exploited?

CVE-2014-9940 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-2014-9940

High

The regulator_ena_gpio_free function in drivers/regulator/core.c in the Linux kernel before 3.19 allows local users to gain privileges or cause a denial of service (use-after-free) via a crafted application.

Package Linux Kernel

Published 2017-05-02

Last modified 2026-05-13

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

7.0

out of 10

High

Attack Vector

Local

Attack Complexity

High

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

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

Weakness type

CWE-416

CVE-2014-9940 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-2014-9940 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Debian Security
http://www.debian.org/security/2017/dsa-3945

Third Party Advisory VDB Entry
Securityfocus
http://www.securityfocus.com/bid/98195

Third Party Advisory VDB Entry
Source
https://source.android.com/security/bulletin/2017-05-01

Vendor Advisory
Kernel patch commit
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=60a2362f769cf549dc466134efe71c8bf9fbaaba
Patch
Kernel patch commit
https://github.com/torvalds/linux/commit/60a2362f769cf549dc466134efe71c8bf9fbaaba
Patch

Details

CVE ID CVE-2014-9940

Severity High

CVSS score 7.0 / 10

CVSS version 3.1

Published 2017-05-02

Modified 2026-05-13

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2014-9940?

CVE-2014-9940 is a High severity Linux kernel vulnerability with a CVSS score of 7.0 out of 10 , classified as an Use After Free flaw (CWE-416) . CVE-2014-9940 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2014-9940?

CVE-2014-9940 has a CVSS score of 7.0 out of 10, rated High severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2014-9940?

No patch is currently available for CVE-2014-9940. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2014-9940 actively exploited?

No — CVE-2014-9940 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 →