CVE-2019-14816
kernel: heap overflow in mwifiex_update_vs_ie() function of Marvell WiFi driver
Severity
ImportantRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · August 28, 2019
Updated · June 28, 2026
Description
A vulnerability was found in the Linux kernel's Marvell WiFi chip driver. Where, while parsing vendor-specific informational attributes, an attacker on the same WiFi physical network segment could cause a system crash, resulting in a denial of service, or potentially execute arbitrary code. This flaw affects the network interface at the most basic level meaning the attacker only needs to affiliate with the same network device as the vulnerable system to create an attack path.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
At this time there is no mitigation to the flaw, if you are able to disable wireless and your system is able to work this will be a temporary mitigation until a kernel update is available for installation.
CVSS / CWE
CVSS 3.0 · 8CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE-122 · Heap-based Buffer Overflow