What is CVE-2016-10147?

CVE-2016-10147 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, classified as a NULL Pointer Dereference flaw (CWE-476). CVE-2016-10147 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2016-10147?

CVE-2016-10147 has a CVSS score of 5.5 out of 10, rated Medium severity. The vector string is CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2016-10147?

No patch is currently available for CVE-2016-10147. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2016-10147 actively exploited?

CVE-2016-10147 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is NULL Pointer Dereference (CWE-476)?

The product dereferences a pointer that it expects to be valid but is NULL, typically causing a crash. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/476.html

CVE-2016-10147

Medium

crypto/mcryptd.c in the Linux kernel before 4.8.15 allows local users to cause a denial of service (NULL pointer dereference and system crash) by using an AF_ALG socket with an incompatible algorithm, as demonstrated by mcryptd(md5).

Package Linux Kernel

Published 2017-01-18

Last modified 2026-05-13

CVSS version 3.0

Patch available

Awaiting data

CVSS 3.0 score

5.5

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

High

Vector string

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness type

CWE-476

CVE-2016-10147 is a NULL Pointer Dereference vulnerability

What is NULL Pointer Dereference?

The product dereferences a pointer that it expects to be valid but is NULL, typically causing a crash. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2016-10147 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Marc
http://marc.info/?l=linux-crypto-vger&m=148063683310477&w=2

Third Party Advisory
Kernel.org
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.8.15

Release Notes Vendor Advisory
Openwall
http://www.openwall.com/lists/oss-security/2017/01/17/13

Mailing List Third Party Advisory
Securityfocus
http://www.securityfocus.com/bid/95677
Red Hat
https://access.redhat.com/errata/RHSA-2017:1842
Red Hat
https://access.redhat.com/errata/RHSA-2017:2077
Red Hat
https://bugzilla.redhat.com/show_bug.cgi?id=1404200

Issue Tracking
Kernel patch commit
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=48a992727d82cb7db076fa15d372178743b1f4cd
Patch
Kernel patch commit
https://github.com/torvalds/linux/commit/48a992727d82cb7db076fa15d372178743b1f4cd
Patch

Details

CVE ID CVE-2016-10147

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.0

Published 2017-01-18

Modified 2026-05-13

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2016-10147?

CVE-2016-10147 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as a NULL Pointer Dereference flaw (CWE-476) . CVE-2016-10147 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2016-10147?

CVE-2016-10147 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.0). The vector string is CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2016-10147?

No patch is currently available for CVE-2016-10147. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2016-10147 actively exploited?

No — CVE-2016-10147 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is NULL Pointer Dereference (CWE-476)?

The product dereferences a pointer that it expects to be valid but is NULL, typically causing a crash. View CWE-476 on MITRE CWE →