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CVE-2024-26327

Date: February 18, 2024

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.

Severity Score

Related Resources (5)

https://security.netapp.com/advisory/ntap-20240419-0010/
https://nvd.nist.gov/vuln/detail/CVE-2024-26327
https://lore.kernel.org/all/20240214-reuse-v4-5-89ad093a07f4%40daynix.com/
https://security-tracker.debian.org/tracker/CVE-2024-26327
https://www.mend.io/vulnerability-database/CVE-2024-26327

Severity Score

Weakness Type (CWE)

Out-of-bounds Write

CWE-787

Heap-based Buffer Overflow

CWE-122

CVSS v3.1

Base Score:
Attack Vector (AV): ADJACENT_NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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