Buffer Overflow Affecting qemu-kvm-block-rbd package, versions <17:9.0.0-10.el9_5


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-RHEL9-QEMUKVMBLOCKRBD-6252584
  • published19 Feb 2024
  • disclosed19 Feb 2024

Introduced: 19 Feb 2024

CVE-2024-26327  (opens in a new tab)
CWE-120  (opens in a new tab)

How to fix?

Upgrade RHEL:9 qemu-kvm-block-rbd to version 17:9.0.0-10.el9_5 or higher.
This issue was patched in RHSA-2024:9136.

NVD Description

Note: Versions mentioned in the description apply only to the upstream qemu-kvm-block-rbd package and not the qemu-kvm-block-rbd package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

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 Scores

version 3.1