CVSS3
Attack Vector
ADJACENT
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
AI Score
Confidence
Low
EPSS
Percentile
9.0%
An issue was discovered in QEMU 7.1.0 through 8.2.1. register_vfs in
hw/pci/pcie_sriov.c mishandles the situation where a guest writes NumVFs
greater than TotalVFs, leading to a buffer overflow in VF implementations.