CVE-2019-16746

CRITICAL

Linux kernel <5.2.17 - Buffer Overflow

Title source: llm

Description

An issue was discovered in net/wireless/nl80211.c in the Linux kernel through 5.2.17. It does not check the length of variable elements in a beacon head, leading to a buffer overflow.

Exploits (1)

nomisec WORKING POC

by uthrasri · poc

https://github.com/uthrasri/CVE-2019-16746

View Code ZIP pw:eip

References (14)

[Mailing List, Third Party Advisory] http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html

[Mailing List, Third Party Advisory] http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.html

[Third Party Advisory, VDB Entry] http://packetstormsecurity.com/files/155212/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html

[Mailing List, Third Party Advisory] https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html

[Mailing List, Third Party Advisory] https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html

[Mailing List, Patch, Third Party Advisory] https://marc.info/?l=linux-wireless&m=156901391225058&w=2

[Mailing List, Third Party Advisory] https://seclists.org/bugtraq/2019/Nov/11

[Third Party Advisory] https://security.netapp.com/advisory/ntap-20191031-0005/

[Third Party Advisory] https://usn.ubuntu.com/4183-1/

[Third Party Advisory] https://usn.ubuntu.com/4186-1/

[Third Party Advisory] https://usn.ubuntu.com/4209-1/

[Third Party Advisory] https://usn.ubuntu.com/4210-1/

[Third Party Advisory] https://www.oracle.com/security-alerts/cpuApr2021.html

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TASE2ESEZAER6DTZH3DJ4K2JNO46TVL7/

Scores

CVSS v3 9.8

EPSS 0.0260

EPSS Percentile 85.7%

Attack Vector NETWORK

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

Details

CWE

CWE-120

Status published

Products (8)

canonical/ubuntu_linux 16.04

canonical/ubuntu_linux 18.04

canonical/ubuntu_linux 19.04

canonical/ubuntu_linux 19.10

debian/debian_linux 8.0

fedoraproject/fedora 30

linux/linux_kernel 2.6.25 - 3.16.79

opensuse/leap 15.1

Published Sep 24, 2019

Tracked Since Feb 18, 2026