Incorrect calculation in Google Android - CVE-2018-11262

 

Incorrect calculation in Google Android - CVE-2018-11262

Published: September 4, 2018 / Updated: August 8, 2020


Vulnerability identifier: #VU36730
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2018-11262
CWE-ID: CWE-682
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Google
Affected software:
Google Android

Detailed vulnerability description

The vulnerability allows a local authenticated user to execute arbitrary code.

In Android for MSM, Firefox OS for MSM, and QRD Android with all Android releases from CAF using the Linux kernel while trying to find out total number of partition via a non zero check, there could be possibility where the 'TotalPart' could cross 'GptHeader->MaxPtCnt' and which could result in OOB write in patching GPT.


How to mitigate CVE-2018-11262

Install update from vendor's website.

Sources