CVE-2018-21065: Google Android

Critical severity, CVSS 9.8. EPSS: 0.4% chance of exploitation in the next 30 days.

An issue was discovered on Samsung mobile devices with M(6.0), N(7.x), and O(8.x) software. There is an integer underflow in eCryptFS because of a missing size check. The Samsung ID is SVE-2017-11855 (August 2018).

Affected products

• Google Android: version 6.0 only; version 7.0 only; version 7.1.0 only; version 7.1.1 only; version 7.1.2 only; version 8.0 only; …

Published 2020-04-08. Last modified 2026-06-17.