On Broadcom BCM4355C0 Wi-Fi chips 9.44.78.27.0.1.56 and other chips, an attacker can craft a malformed RRM neighbor report frame to trigger an internal buffer overflow in the Wi-Fi firmware, aka B-V2017061204.
http://www.securityfocus.com/bid/100984
https://bugs.chromium.org/p/project-zero/issues/detail?id=1289
https://lists.apple.com/archives/security-announce/2017/Sep/msg00007.html
https://lists.apple.com/archives/security-announce/2017/Sep/msg00009.html
https://source.android.com/security/bulletin/2017-09-01
https://support.apple.com/en-us/HT208112
https://support.apple.com/en-us/HT208113
https://support.apple.com/HT208112
Source: MITRE
Published: 2017-09-28
Updated: 2019-03-13
Type: CWE-119
Base Score: 10
Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
Impact Score: 10
Exploitability Score: 10
Severity: HIGH
Base Score: 9.8
Vector: CVSS:3.0/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