CVE-2026-58718 [MEDIUM] – In smmu_detach_dev_nested of arm-smmu-v3.c, there is a possible escalation of privilege du

In smmu_detach_dev_nested of arm-smmu-v3.c, there is a possible escalation of privilege due to improper input validation. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.