No exploitation reportedFix available

CVE-2016-1583

Q: Is CVE-2016-1583 actively exploited?

Active exploitation of CVE-2016-1583 has not been confirmed. Its EPSS score was 1.4% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

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

CVE-2016-1583 has a CVSS v3 base score of 7.8 (HIGH severity), with vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

No exploitation reported by the sources we read.

Published2016-06-27
WeaknessCWE-119

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

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.

Timeline

dates in UTC

2016-06-2710:59CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2016-1583?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2016-1583?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Canonical ubuntu linux

Branch	Affected	Fixed in	Source
12.4	= 12.04	no fix published	NVD
14.4	= 14.04	no fix published	NVD
15.10	= 15.10	no fix published	NVD
16.4	= 16.04	no fix published	NVD

Linux linux kernel

Branch	Affected	Fixed in	Source
4.x	≥ 4.5, < 4.6.3	4.6.3	NVD
4.4	≥ 3.19, < 4.4.14	4.4.14	NVD
3.18	≥ 2.6.19, < 3.18.54	3.18.54	NVD

Novell suse linux enterprise server

Branch	Affected	Fixed in	Source
11.0	= 11.0	no fix published	NVD
12.0	= 12.0	no fix published	NVD

7 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

git.kernel.orgVendor Advisory
git.kernel.orgVendor Advisory
bugs.chromium.orgVendor Advisory
github.comVendor Advisory
github.comVendor Advisory
www.kernel.orgRelease Notes · Vendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.17.8read 2026-10-23
NVDCVSS 2.07.2read 2026-10-23
NVDweakness (CWE)CWE-119read 2026-10-23
FIRST EPSSEPSS score1.4 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published: 2016-06-27
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2016-1583?

Is CVE-2016-1583 actively exploited?

Active exploitation of CVE-2016-1583 has not been confirmed. Its EPSS score was 1.4% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

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

CVE-2016-1583 has a CVSS v3 base score of 7.8 (HIGH severity), with vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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