Use-after-free in Google Android - CVE-2019-2025

 

Use-after-free in Google Android - CVE-2019-2025

Published: June 19, 2019 / Updated: August 8, 2020


Vulnerability identifier: #VU35802
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-2019-2025
CWE-ID: CWE-416
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 binder_thread_read of binder.c, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege in the kernel with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-116855682References: Upstream kernel


How to mitigate CVE-2019-2025

Install update from vendor's website.

Sources