CVE-2019-3846

Name: CVE-2019-3846
Creator: NVD / NIST
Published: 2019-06-03T19:29:02.017+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 5.65%

Last modified Jun 17, 2026

CVE-2019-3846 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A flaw that allowed an attacker to corrupt memory and possibly escalate privileges was found in the mwifiex kernel module while connecting to a malicious wireless network.. EPSS estimates a 5.65% chance of exploitation in the next 30 days.

Description

A flaw that allowed an attacker to corrupt memory and possibly escalate privileges was found in the mwifiex kernel module while connecting to a malicious wireless network.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

5.65%

92.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	>= 3.0, < 3.16.70
Linux	Linux Kernel	>= 3.17, < 4.4.186
Linux	Linux Kernel	>= 4.5, < 4.9.186
Linux	Linux Kernel	>= 4.10, < 4.14.134
Linux	Linux Kernel	>= 4.15, < 4.19.59
Linux	Linux Kernel	>= 4.20, < 5.1.18
Redhat	Enterprise Linux	6.0
Redhat	Enterprise Linux	7.0
Redhat	Enterprise Linux	8.0
Canonical	Ubuntu Linux	14.04
Canonical	Ubuntu Linux	16.04
Canonical	Ubuntu Linux	18.04
Canonical	Ubuntu Linux	19.04
Netapp	A700s Firmware	All versions
Netapp	Cn1610 Firmware	All versions
Netapp	H610s Firmware	All versions
Netapp	Active Iq Unified Manager For Vmware Vsphere	>= 9.5
Netapp	Hci Management Node	All versions
Netapp	Solidfire	All versions
Fedoraproject	Fedora	29
Fedoraproject	Fedora	30
Debian	Debian Linux	8.0
Debian	Debian Linux	9.0
Opensuse	Leap	15.0
Opensuse	Leap	15.1
Opensuse	Leap	42.3

References

http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00039.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00040.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00048.htmlMailing List, Third Party Advisory
http://packetstormsecurity.com/files/153702/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.htmlThird Party Advisory, VDB Entry
http://packetstormsecurity.com/files/154245/Kernel-Live-Patch-Security-Notice-LSN-0054-1.htmlThird Party Advisory, VDB Entry
http://packetstormsecurity.com/files/154951/Kernel-Live-Patch-Security-Notice-LSN-0058-1.htmlThird Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2019:2703Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:2741Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3055Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3076Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3089Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0174Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3846Issue Tracking, Mitigation, Patch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/06/msg00010.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/06/msg00011.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J36BIJTKEPUOZKJNHQBUZA47RQONUKOI/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KLGWJKLMTBBB53D5QLS4HOY2EH246WBE/
https://seclists.org/bugtraq/2019/Jul/33Mailing List, Patch, Third Party Advisory
https://seclists.org/bugtraq/2019/Jun/26Mailing List, Third Party Advisory
https://seclists.org/oss-sec/2019/q2/133Exploit, Mailing List, Third Party Advisory
https://security.netapp.com/advisory/ntap-20190710-0002/Third Party Advisory
https://usn.ubuntu.com/4093-1/Third Party Advisory
https://usn.ubuntu.com/4094-1/Third Party Advisory
https://usn.ubuntu.com/4095-1/Third Party Advisory
https://usn.ubuntu.com/4095-2/Third Party Advisory
https://usn.ubuntu.com/4117-1/Third Party Advisory
https://usn.ubuntu.com/4118-1/Third Party Advisory
https://www.debian.org/security/2019/dsa-4465Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00039.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00040.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00048.htmlMailing List, Third Party Advisory
http://packetstormsecurity.com/files/153702/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.htmlThird Party Advisory, VDB Entry
http://packetstormsecurity.com/files/154245/Kernel-Live-Patch-Security-Notice-LSN-0054-1.htmlThird Party Advisory, VDB Entry
http://packetstormsecurity.com/files/154951/Kernel-Live-Patch-Security-Notice-LSN-0058-1.htmlThird Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2019:2703Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:2741Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3055Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3076Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:3089Third Party Advisory
https://access.redhat.com/errata/RHSA-2020:0174Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3846Issue Tracking, Mitigation, Patch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/06/msg00010.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/06/msg00011.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J36BIJTKEPUOZKJNHQBUZA47RQONUKOI/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KLGWJKLMTBBB53D5QLS4HOY2EH246WBE/
https://seclists.org/bugtraq/2019/Jul/33Mailing List, Patch, Third Party Advisory
https://seclists.org/bugtraq/2019/Jun/26Mailing List, Third Party Advisory
https://seclists.org/oss-sec/2019/q2/133Exploit, Mailing List, Third Party Advisory
https://security.netapp.com/advisory/ntap-20190710-0002/Third Party Advisory
https://usn.ubuntu.com/4093-1/Third Party Advisory
https://usn.ubuntu.com/4094-1/Third Party Advisory
https://usn.ubuntu.com/4095-1/Third Party Advisory
https://usn.ubuntu.com/4095-2/Third Party Advisory
https://usn.ubuntu.com/4117-1/Third Party Advisory
https://usn.ubuntu.com/4118-1/Third Party Advisory
https://www.debian.org/security/2019/dsa-4465Third Party Advisory

Timeline

Published: Jun 3, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-3846?

A flaw that allowed an attacker to corrupt memory and possibly escalate privileges was found in the mwifiex kernel module while connecting to a malicious wireless network.

How severe is CVE-2019-3846?

CVE-2019-3846 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 5.65% probability of exploitation in the next 30 days.

How do I fix CVE-2019-3846?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-3846?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST