CVE-2026-58941: Input Validation
Published Sep 8, 2026
·Updated
In multiple functions of iommu.c, there is a possible out of bounds read/write due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
Event History
Sep 8, 2026
CVE Published
via MITRE·06:06 PM
Data Sourced
via MITRE·06:06 PM
DescriptionWeakness
Frequently Asked Questions
1
What level of access does an attacker need to exploit this issue?
The issue is described as a local escalation of privilege vulnerability. Exploitation does not require additional execution privileges or user interaction.
2
What is the underlying technical impact?
Improper input validation in multiple iommu.c functions can cause out-of-bounds reads and writes. This memory-access condition can be used to escalate privileges locally.