CVE-2018-21049: Google Android

Critical severity, CVSS 9.8. EPSS: 0.6% chance of exploitation in the next 30 days.

An issue was discovered on Samsung mobile devices with N(7.x) and O(8.X) (Exynos chipsets) software. There is an arbitrary memory write in a Trustlet because a secure driver allows access to sensitive APIs. The Samsung ID is SVE-2018-12881 (November 2018).

Affected products

• Google Android: version 7.0 only; version 7.1.0 only; version 7.1.1 only; version 7.1.2 only; version 8.0 only; version 8.1 only

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