CVE-2023-21489: Samsung Android

Medium severity, CVSS 6.8. EPSS: 0.3% chance of exploitation in the next 30 days.

Heap out-of-bounds write vulnerability in bootloader prior to SMR May-2023 Release 1 allows a physical attacker to execute arbitrary code.

Affected products

• Samsung Android: version 11.0 only; version 12.0 only; version 13.0 only

Published 2023-05-04. Last modified 2026-06-17.