CVE-2024-26327

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.

CVSS v3 5.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.6 / Impact : 3.6

Attack Vector ADJACENT_NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://lore.kernel.org/all/20240214-reuse-v4-5-89ad093a07f4%40daynix.com/	Patch
https://security.netapp.com/advisory/ntap-20240419-0010/	Third Party Advisory
https://lore.kernel.org/all/20240214-reuse-v4-5-89ad093a07f4%40daynix.com/	Patch
https://security.netapp.com/advisory/ntap-20240419-0010/	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*

History

07 May 2025, 12:27

Type	Values Removed	Values Added
CPE		cpe:2.3:a:qemu:qemu::::::::
First Time		Qemu qemu Qemu
CWE		CWE-787
References	~~() https://lore.kernel.org/all/20240214-reuse-v4-5-89ad093a07f4%40daynix.com/ -~~	() https://lore.kernel.org/all/20240214-reuse-v4-5-89ad093a07f4%40daynix.com/ - Patch
References	~~() https://security.netapp.com/advisory/ntap-20240419-0010/ -~~	() https://security.netapp.com/advisory/ntap-20240419-0010/ - Third Party Advisory

21 Nov 2024, 09:02

Type	Values Removed	Values Added
References	~~() https://lore.kernel.org/all/20240214-reuse-v4-5-89ad093a07f4%40daynix.com/ -~~	() https://lore.kernel.org/all/20240214-reuse-v4-5-89ad093a07f4%40daynix.com/ -
References	~~() https://security.netapp.com/advisory/ntap-20240419-0010/ -~~	() https://security.netapp.com/advisory/ntap-20240419-0010/ -

03 Jul 2024, 01:49

Type	Values Removed	Values Added
CWE		CWE-122
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 5.3

19 Apr 2024, 07:15

Type	Values Removed	Values Added
References		() https://security.netapp.com/advisory/ntap-20240419-0010/ -

19 Feb 2024, 05:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2024-02-19 05:15

Updated : 2025-05-07 12:27

NVD link : CVE-2024-26327

Mitre link : CVE-2024-26327

CVE.ORG link : CVE-2024-26327

JSON object : View

Products Affected

qemu

qemu

CWE

CWE-787

Out-of-bounds Write

CWE-122

Heap-based Buffer Overflow

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