CVE-2019-16746 Information

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.

CVSS Vector

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

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.html http://packetstormsecurity.com/files/155212/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TASE2ESEZAER6DTZH3DJ4K2JNO46TVL7/ https://marc.info/?l=linux-wireless&m=156901391225058&w=2 https://seclists.org/bugtraq/2019/Nov/11 https://security.netapp.com/advisory/ntap-20191031-0005/ https://usn.ubuntu.com/4183-1/ https://usn.ubuntu.com/4186-1/ https://usn.ubuntu.com/4209-1/ https://usn.ubuntu.com/4210-1/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8