Buffer overflow in Linux kernel - CVE-2019-3846
Published: June 3, 2019 / Updated: June 1, 2020
Vulnerability identifier: #VU28399
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2019-3846
CWE-ID: CWE-119
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
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 to mitigate CVE-2019-3846
Install update from vendor's website.
Sources
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2
- https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.59
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1.18
- https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.134
- https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.186
- https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.186