CVE-2026-58846
HIGH
NVD
CVSS Score
7.8
Severity
HIGH
Published
Sep 08, 2026
Vendor
unknown
Description
In kvm_iommu_map_sg of iommu.c, there is a possible use after free due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.