CVE-2026-56946 - CERT CVE
ID CVE-2026-56946
Sažetak In smmu_unmap_visit_leaf of arm-smmu-v3.c, there is a possible way to release active direct memory access page references during unmapping due to a logic error. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.
Reference
CVSS
Base: 6.7
Impact: 5.9
Exploitability:0.8
Pristup
VektorSloženostAutentikacija
LOCAL LOW HIGH
Impact
PovjerljivostCjelovitostDostupnost
HIGH HIGH HIGH
CVSS vektor CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Zadnje važnije ažuriranje 13-11-2026 - 14:17
Objavljeno 10-11-2026 - 20:19