VF Enable Bit Write Mask Vulnerability in QEMU by Red Hat
CVE-2025-54567

4.2MEDIUM

Key Information:

Vendor

Qemu
Status
Qemu
Vendor
CVE Published:
25 July 2025

What is CVE-2025-54567?

A vulnerability exists in QEMU versions prior to 10.0.3, where the VF Enable bit write mask is mishandled in the hw/pci/pcie_sriov.c file. This flaw can lead to potential exploitation, affecting the overall security integrity of systems running the software. This issue is related to a previous concern identified in CVE-2024-26327, emphasizing the need for urgent updates to maintain system defenses against possible attacks.

Affected Version(s)

QEMU 10.0.0 <= 10.0.3

References

https://lore.kernel.org/qemu-devel/20250713-wmask-v1-1-4c...

CVSS V3.1

Score:
4.2
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Adjacent Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2025-54567 : VF Enable Bit Write Mask Vulnerability in QEMU by Red Hat