CVE-2019-3846: Canonical Ubuntu Linux

High severity, CVSS 8.8. EPSS: 5.6% chance of exploitation in the next 30 days.

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.

Affected products

• Canonical Ubuntu Linux: version 14.04 only; version 16.04 only; version 18.04 only; version 19.04 only
• Debian Debian Linux: version 8.0 only; version 9.0 only
• Fedoraproject Fedora: version 29 only; version 30 only
• Linux Linux Kernel: from 3.0, before 3.16.70 (fixed in 3.16.70); from 3.17, before 4.4.186 (fixed in 4.4.186); from 4.5, before 4.9.186 (fixed in 4.9.186); from 4.10, before 4.14.134 (fixed in 4.14.134); from 4.15, before 4.19.59 (fixed in 4.19.59); from 4.20, before 5.1.18 (fixed in 5.1.18)
• Netapp a700s Firmware: affected versions not specified
• Netapp Active Iq Unified Manager For VMware Vsphere: from 9.5
• Netapp CN1610 Firmware: affected versions not specified
• Netapp h610s Firmware: affected versions not specified
• Netapp Hci Management Node: affected versions not specified
• Netapp Solidfire: affected versions not specified
• Opensuse Leap: version 15.0 only; version 15.1 only; version 42.3 only
• Red Hat Enterprise Linux: version 6.0 only; version 7.0 only; version 8.0 only

Published 2019-06-03. Last modified 2026-06-17.