Use-after-free in Google Android - CVE-2019-2111
Published: July 8, 2019 / Updated: August 8, 2020
Vulnerability identifier: #VU35743
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2019-2111
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Google
Affected software:
Google Android
Google Android
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
In loop of DnsTlsSocket.cpp, there is a possible heap memory corruption due to a use after free. This could lead to remote code execution in the netd server with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android-9. Android ID: A-122856181.
How to mitigate CVE-2019-2111
Install update from vendor's website.