Integer overflow in Google Android - CVE-2019-2134

 

Integer overflow in Google Android - CVE-2019-2134

Published: August 20, 2019 / Updated: August 8, 2020


Vulnerability identifier: #VU35615
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-2019-2134
CWE-ID: CWE-190
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 phFriNfc_ExtnsTransceive of phNxpExtns_MifareStd.cpp, there is a possible out of bounds write due to an integer overflow. This could lead to local escalation of privilege 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-9. Android ID: A-132083376.


How to mitigate CVE-2019-2134

Install update from vendor's website.

Sources