An issue was discovered on Samsung mobile devices with software through 2015-11-12, affecting the Galaxy S6/S6 Edge, Galaxy S6 Edge+, and Galaxy Note5 with the Shannon333 chipset. There is a stack-based buffer overflow in the baseband process that is exploitable for remote code execution via a fake base station. The Samsung ID is SVE-2015-5123 (December 2015).
Severity
CVSS 3.1
9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
1.6% chance of exploitation in the next 30 days; higher than 75% of CVEs (scores of 2026-10-31)