No exploitation reportedFix available

CVE-2016-4001

No exploitation reported by the sources we read.

Published2016-05-23
WeaknessCWE-120

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

Buffer overflow in the stellaris_enet_receive function in hw/net/stellaris_enet.c in QEMU, when the Stellaris ethernet controller is configured to accept large packets, allows remote attackers to cause a denial of service (QEMU crash) via a large packet.

Timeline

dates in UTC

2016-05-2319:59CVE 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-2016-4001?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2016-4001?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

Fedoraproject fedora

Branch	Affected	Fixed in	Source
22.x	= 22	no fix published	NVD
23.x	= 23	no fix published	NVD
24.x	= 24	no fix published	NVD

Qemu

Branch	Affected	Fixed in	Source
2.5	≤ 2.5.1.1	no fix published	NVD
2.6	= 2.6.0	no fix published	NVD

1 more product 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

lists.gnu.orgPatch

Detection

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

Sources

NVDCVSS 3.18.6read 2026-10-23
NVDCVSS 2.04.3read 2026-10-23
NVDweakness (CWE)CWE-120read 2026-10-23
FIRST EPSSEPSS score4.9 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Published: 2016-05-23
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2016-4001?

Is CVE-2016-4001 actively exploited?

Active exploitation of CVE-2016-4001 has not been confirmed. Its EPSS score was 4.9% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2016-4001?

CVE-2016-4001 has a CVSS v3 base score of 8.6 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H.

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