SamsungCVE-2026-21068

Samsung: stack buffer overflow

CVE-2026-21068 · Published Aug 10, 2026 · updated Aug 19, 2026

High8.4

No fix yet

Stack-based buffer overflow in libril_sem.so prior to SMR Aug-2026 Release 1 allows privileged local attackers to execute arbitrary code.

Affected versions

The source does not list versions here. See the source advisory for affected products and fixes.

Details and references

CVSS 4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Severity from: the vendor (its own CVE record or advisory)
Weakness: CWE-121