Double Free in Google Android - CVE-2020-0392
Published: September 17, 2020 / Updated: September 25, 2020
Vulnerability identifier: #VU47102
CSH Severity: Low
CVSSv4.0: 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-2020-0392
CWE-ID: CWE-415
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Google Android
Google Android
Software vendor:
Google
Description
The vulnerability allows a local authenticated user to execute arbitrary code.
In getLayerDebugInfo of SurfaceFlinger.cpp, there is a possible code execution due to a double free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-9 Android-10 Android-11Android ID: A-150226608
Remediation
Install update from vendor's website.