CVE-2026-58718: Input Validation
Published Sep 15, 2026
·Updated
In smmudetachdevnested 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.
Event History
Sep 15, 2026
CVE Published
via MITRE·06:34 PM
Data Sourced
via MITRE·06:34 PM
DescriptionWeakness
Data Sourced
via NVD·07:17 PM
DescriptionSeverityWeakness
Frequently Asked Questions
1
Who is realistically exposed to exploitation?
Exploitation is local and requires System execution privileges. It does not require user interaction.
2
What level of access could exploitation provide?
The issue could allow local escalation of privilege. The CVSS vector indicates potential high impact to confidentiality, integrity, and availability.