Improper Validation of Array Index in Google Android - CVE-2018-11263

 

Improper Validation of Array Index in Google Android - CVE-2018-11263

Published: September 6, 2018 / Updated: August 8, 2020


Vulnerability identifier: #VU36725
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2018-11263
CWE-ID: CWE-129
Exploitation vector: Adjecent network
Exploit availability: No public exploit available
Vendor: Google
Affected software:
Google Android

Detailed vulnerability description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

In all Android releases (Android for MSM, Firefox OS for MSM, QRD Android) from CAF using the Linux kernel, radio_id is received from the FW and is used to access the buffer to copy the radio stats received for each radio from FW. If the radio_id received from the FW is greater than or equal to maximum, an OOB write will occur. On supported Google Pixel and Nexus devices, this has been addressed in security patch level 2018-08-05.


How to mitigate CVE-2018-11263

Install update from vendor's website.

Sources