SEPTEMBER 17, 2026
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Case File

CVE-2026-58846

HIGH · CVSS 7.8 EPSS 0.08% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-08 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

A vulnerability exists in the kvm_iommu_map_sg function of iommu.c, where a missing permission check can lead to a use-after-free condition. This flaw allows local users to escalate their privileges without requiring additional execution rights or user interaction. Organizations utilizing affected products should prioritize remediation to mitigate the risk of unauthorized access and potential system compromise.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-58846
Severity
HIGH
CVSS
7.8
EPSS
0.08%

Original NVD 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.