CVE-2026-58847

Double free in kvm_vfio_pviommu_attach allows local privilege escalation

Published Nov 2, 2026 CVSS 3.1 · 8.4 High EPSS < 1% KEV · Not listed
Description
In kvm_vfio_pviommu_attach of vfio.c, there is a possible double free due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:o:google:android:-:*:*:*:*:*:*:*
Type Values Removed Values Added
Title Double free in kvm_vfio_pviommu_attach allows local privilege escalation
Type Values Removed Values Added
Title Double Free in KVM VFIO PVIOMMU Attach Leading to Local Privilege Escalation
Weaknesses CWE-416
Type Values Removed Values Added
Weaknesses CWE-693
Metrics cvssV3_1

{'score': 8.4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Google
Google android
Vendors & Products Google
Google android
Type Values Removed Values Added
Title Double Free in KVM VFIO PVIOMMU Attach Leading to Local Privilege Escalation
Weaknesses CWE-416
Type Values Removed Values Added
Description In kvm_vfio_pviommu_attach of vfio.c, there is a possible double free due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
google_android
Published
Updated
Nov 3, 2026, 3:25 PM
Reserved
Jul 2, 2026, 6:00 AM
Status
Analyzed
Published
Nov 2, 2026, 8:17 PM
Modified
Nov 10, 2026, 8:03 PM