Buffer overflow in Google Android - CVE-2017-14894

 

Buffer overflow in Google Android - CVE-2017-14894

Published: April 3, 2018 / Updated: August 8, 2020


Vulnerability identifier: #VU37299
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2017-14894
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Google
Affected software:
Google Android

Detailed vulnerability description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

In Qualcomm Android for MSM, Firefox OS for MSM, and QRD Android with all Android releases from CAF using the Linux kernel before security patch level 2018-04-05, in wma_vdev_start_resp_handler(), vdev id is received from firmware as part of WMI_VDEV_START_RESP_EVENTID. This vdev id can be greater than max bssid stored in wma handle and this would result in buffer overwrite while accessing wma_handle->interfaces[vdev_id].


How to mitigate CVE-2017-14894

Install update from vendor's website.

Sources