What is CVE-2016-1583?

CVE-2016-1583 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10, classified as a Buffer Overflow flaw (CWE-119). CVE-2016-1583 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2016-1583?

CVE-2016-1583 has a CVSS score of 7.8 out of 10, rated High severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2016-1583?

No patch is currently available for CVE-2016-1583. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2016-1583 actively exploited?

CVE-2016-1583 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Buffer Overflow (CWE-119)?

The product performs operations on a memory buffer but reads or writes outside its intended boundaries. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/119.html

CVE-2016-1583

High

The ecryptfs_privileged_open function in fs/ecryptfs/kthread.c in the Linux kernel before 4.6.3 allows local users to gain privileges or cause a denial of service (stack memory consumption) via vectors involving crafted mmap calls for /proc pathnames, leading to recursive pagefault handling.

Package Linux Kernel

Published 2016-06-27

Last modified 2026-05-06

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

7.8

out of 10

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

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

Weakness type

CWE-119

CVE-2016-1583 is a Buffer Overflow vulnerability

What is Buffer Overflow?

The product performs operations on a memory buffer but reads or writes outside its intended boundaries. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2016-1583 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/msg00027.html

Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html

Mailing List Third Party Advisory
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/msg00056.html

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

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00003.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00008.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00009.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00014.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00016.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00018.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00019.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00020.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00021.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00022.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00026.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html

Mailing List Third Party Advisory
Lists
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html

Mailing List Third Party Advisory
Packet Storm
http://packetstormsecurity.com/files/137560/Linux-ecryptfs-Stack-Overflow.html

Third Party Advisory VDB Entry
Red Hat
http://rhn.redhat.com/errata/RHSA-2016-2124.html

Third Party Advisory
Red Hat
http://rhn.redhat.com/errata/RHSA-2016-2766.html

Third Party Advisory
Debian Security
http://www.debian.org/security/2016/dsa-3607

Third Party Advisory
Openwall
http://www.openwall.com/lists/oss-security/2016/06/10/8

Mailing List Third Party Advisory
Openwall
http://www.openwall.com/lists/oss-security/2016/06/22/1

Mailing List Third Party Advisory
Securityfocus
http://www.securityfocus.com/bid/91157

Third Party Advisory VDB Entry
Securitytracker
http://www.securitytracker.com/id/1036763

Third Party Advisory VDB Entry
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-2999-1

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
Ubuntu Security
http://www.ubuntu.com/usn/USN-3008-1

Third Party Advisory
Red Hat
https://access.redhat.com/errata/RHSA-2017:2760

Third Party Advisory
Bugs
https://bugs.chromium.org/p/project-zero/issues/detail?id=836

Vendor Advisory
Red Hat
https://bugzilla.redhat.com/show_bug.cgi?id=1344721

Issue Tracking VDB Entry
Exploit-DB
https://www.exploit-db.com/exploits/39992/

Exploit Third Party Advisory VDB Entry
Kernel.org
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.3

Release Notes Vendor Advisory
Kernel patch commit
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=2f36db71009304b3f0b95afacd8eba1f9f046b87
Patch
Kernel patch commit
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f5364c150aa645b3d7daa21b5c0b9feaa1c9cd6d
Patch
Kernel patch commit
https://github.com/torvalds/linux/commit/2f36db71009304b3f0b95afacd8eba1f9f046b87
Patch

5 patch commits total View all on NVD

Details

CVE ID CVE-2016-1583

Severity High

CVSS score 7.8 / 10

CVSS version 3.1

Published 2016-06-27

Modified 2026-05-06

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2016-1583?

CVE-2016-1583 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 , classified as a Buffer Overflow flaw (CWE-119) . CVE-2016-1583 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2016-1583?

CVE-2016-1583 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2016-1583?

No patch is currently available for CVE-2016-1583. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2016-1583 actively exploited?

No — CVE-2016-1583 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Buffer Overflow (CWE-119)?

The product performs operations on a memory buffer but reads or writes outside its intended boundaries. View CWE-119 on MITRE CWE →