CVE-2019-16746

critical

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.

References

https://marc.info/?l=linux-wireless&m=156901391225058&w=2

https://lists.fedoraproject.org/archives/list/[email protected]/message/TASE2ESEZAER6DTZH3DJ4K2JNO46TVL7/

https://security.netapp.com/advisory/ntap-20191031-0005/

https://seclists.org/bugtraq/2019/Nov/11

http://packetstormsecurity.com/files/155212/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html

https://usn.ubuntu.com/4186-1/

https://usn.ubuntu.com/4183-1/

https://usn.ubuntu.com/4210-1/

https://usn.ubuntu.com/4209-1/

https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html

https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html

http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.html

https://www.oracle.com/security-alerts/cpuApr2021.html

Details

Source: MITRE

Published: 2019-09-24

Updated: 2021-06-14

Type: CWE-120

Risk Information

CVSS v2

Base Score: 7.5

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 10

Severity: HIGH

CVSS v3

Base Score: 9.8

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

Impact Score: 5.9

Exploitability Score: 3.9

Severity: CRITICAL