Use-after-free in Google Android - CVE-2019-2174
Published: September 6, 2019 / Updated: August 8, 2020
Vulnerability identifier: #VU35572
CSH Severity: Low
CVSS v4: 8.5 [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]
CVE-ID: CVE-2019-2174
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local authenticated user to execute arbitrary code.
In SensorManager::assertStateLocked of SensorManager.cpp in Android 7.1.1, 7.1.2, 8.0, 8.1, and 9, there is a possible use after free due to improper locking. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
Affected software
Google Android
How to mitigate CVE-2019-2174
Install update from vendor's website.