What is CVE-2016-4486?

CVE-2016-4486 is a Low severity Linux kernel vulnerability with a CVSS score of 3.3 out of 10, classified as a Information Exposure flaw (CWE-200). CVE-2016-4486 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2016-4486?

CVE-2016-4486 has a CVSS score of 3.3 out of 10, rated Low severity. The vector string is CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

Is there a patch available for CVE-2016-4486?

No patch is currently available for CVE-2016-4486. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2016-4486 actively exploited?

CVE-2016-4486 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Information Exposure (CWE-200)?

The product exposes sensitive information to an actor not authorised to see it. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/200.html

CVE-2016-4486

Low

The rtnl_fill_link_ifmap function in net/core/rtnetlink.c in the Linux kernel before 4.5.5 does not initialize a certain data structure, which allows local users to obtain sensitive information from kernel stack memory by reading a Netlink message.

Package Linux Kernel

Published 2016-05-23

Last modified 2026-05-06

CVSS version 3.0

Patch available

Awaiting data

CVSS 3.0 score

3.3

out of 10

Low

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Vector string

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

Weakness type

CWE-200

CVE-2016-4486 is a Information Exposure vulnerability

What is Information Exposure?

The product exposes sensitive information to an actor not authorised to see it. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2016-4486 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/2016-06/msg00044.html
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/msg00056.html

Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html

Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html
Debian Security
http://www.debian.org/security/2016/dsa-3607
Kernel.org
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5
Openwall
http://www.openwall.com/lists/oss-security/2016/05/04/27
Securityfocus
http://www.securityfocus.com/bid/90051
Ubuntu Security
http://www.ubuntu.com/usn/USN-2989-1

Third Party Advisory
Ubuntu Security
http://www.ubuntu.com/usn/USN-2996-1

Third Party Advisory
Ubuntu Security
http://www.ubuntu.com/usn/USN-2997-1

Third Party Advisory
Ubuntu Security
http://www.ubuntu.com/usn/USN-2998-1

Third Party Advisory
Ubuntu Security
http://www.ubuntu.com/usn/USN-3000-1

Third Party Advisory
Ubuntu Security
http://www.ubuntu.com/usn/USN-3001-1

Third Party Advisory
Ubuntu Security
http://www.ubuntu.com/usn/USN-3002-1

Third Party Advisory
Ubuntu Security
http://www.ubuntu.com/usn/USN-3003-1

Third Party Advisory
Ubuntu Security
http://www.ubuntu.com/usn/USN-3004-1

Third Party Advisory
Ubuntu Security
http://www.ubuntu.com/usn/USN-3005-1

Third Party Advisory
Ubuntu Security
http://www.ubuntu.com/usn/USN-3006-1

Third Party Advisory
Ubuntu Security
http://www.ubuntu.com/usn/USN-3007-1

Third Party Advisory
Red Hat
https://bugzilla.redhat.com/show_bug.cgi?id=1333316

Issue Tracking Third Party Advisory VDB Entry
Exploit-DB
https://www.exploit-db.com/exploits/46006/
Kernel patch commit
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5f8e44741f9f216e33736ea4ec65ca9ac03036e6
Patch
Kernel patch commit
https://github.com/torvalds/linux/commit/5f8e44741f9f216e33736ea4ec65ca9ac03036e6
Patch

Details

CVE ID CVE-2016-4486

Severity Low

CVSS score 3.3 / 10

CVSS version 3.0

Published 2016-05-23

Modified 2026-05-06

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2016-4486?

CVE-2016-4486 is a Low severity Linux kernel vulnerability with a CVSS score of 3.3 out of 10 , classified as an Information Exposure flaw (CWE-200) . CVE-2016-4486 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2016-4486?

CVE-2016-4486 has a CVSS score of 3.3 out of 10, rated Low severity (CVSS 3.0). The vector string is CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
Is there a patch available for CVE-2016-4486?

No patch is currently available for CVE-2016-4486. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2016-4486 actively exploited?

No — CVE-2016-4486 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Information Exposure (CWE-200)?

The product exposes sensitive information to an actor not authorised to see it. View CWE-200 on MITRE CWE →