CVE-2024-26327

MEDIUM EPSS 40.7%
Published Feb 19, 20242y ago · Modified Jun 17, 20261w ago
5.3 CVSS 3.1
Medium
Find Similar
Published Feb 19, 2024 2y ago
Last Modified Jun 17, 2026 1w ago

Description

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 Details

Base Score
5.3
Exploitability
1.6
Impact
3.6
Vector string
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector Adjacent
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
40.7% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 2

CWE-122
CWE-787 Out-of-bounds Write Memory Safety

Affected Products 1

VendorProductVersionRange
qemuqemu*≥7.1.0  –  ≤8.2.1

References 2

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

Remediation

  • lore.kernel.org https://lore.kernel.org/all/20240214-reuse-v4-5-89ad093a07f4%40daynix.com/
    Patch