Out-of-bounds write in Google Android - CVE-2019-2109

 

Out-of-bounds write in Google Android - CVE-2019-2109

Published: July 8, 2019 / Updated: August 8, 2020


Vulnerability identifier: #VU35742
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2019-2109
CWE-ID: CWE-787
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 execute arbitrary code.

In MakeMPEG4VideoCodecSpecificData of AVIExtractor.cpp, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android. Versions: Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1. Android ID: A-130651570.


How to mitigate CVE-2019-2109

Install update from vendor's website.

Sources