CVE-2019-14895: Canonical Ubuntu Linux

Critical severity, CVSS 9.8. EPSS: 7.8% chance of exploitation in the next 30 days.

A heap-based buffer overflow was discovered in the Linux kernel, all versions 3.x.x and 4.x.x before 4.18.0, in Marvell WiFi chip driver. The flaw could occur when the station attempts a connection negotiation during the handling of the remote devices country settings. This could allow the remote device to cause a denial of service (system crash) or possibly execute arbitrary code.

Affected products

• Canonical Ubuntu Linux: version 14.04 only; version 16.04 only; version 18.04 only; version 19.04 only; version 19.10 only
• Debian Debian Linux: version 8.0 only
• Fedoraproject Fedora: version 30 only; version 31 only
• Linux Linux Kernel: from 3.7, before 3.16.81 (fixed in 3.16.81); from 3.17, before 4.4.210 (fixed in 4.4.210); from 4.5, before 4.9.210 (fixed in 4.9.210); from 4.10, before 4.14.165 (fixed in 4.14.165); from 4.15, before 4.19.96 (fixed in 4.19.96); from 4.20, before 5.4.12 (fixed in 5.4.12)
• Opensuse Leap: version 15.1 only

Published 2019-11-29. Last modified 2026-06-17.