CVE-2018-21057: 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) O(8.x, and P(9.0) (Exynos chipsets) software. There is a stack-based buffer overflow in the Shannon Baseband. The Samsung ID is SVE-2018-12757 (September 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.