Race Condition Affecting virt-devel:rhel/libvirt-daemon-driver-storage-disk package, versions <0:8.0.0-22.module+el8.9.0+19544+b3045133


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-RHEL8-VIRTDEVEL-6059733
  • published15 Nov 2023
  • disclosed19 Jun 2023

Introduced: 19 Jun 2023

CVE-2023-3301  (opens in a new tab)
CWE-362  (opens in a new tab)
CWE-617  (opens in a new tab)

How to fix?

Upgrade RHEL:8 virt-devel:rhel/libvirt-daemon-driver-storage-disk to version 0:8.0.0-22.module+el8.9.0+19544+b3045133 or higher.
This issue was patched in RHSA-2023:6980.

NVD Description

Note: Versions mentioned in the description apply only to the upstream virt-devel:rhel/libvirt-daemon-driver-storage-disk package and not the virt-devel:rhel/libvirt-daemon-driver-storage-disk package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

A flaw was found in QEMU. The async nature of hot-unplug enables a race scenario where the net device backend is cleared before the virtio-net pci frontend has been unplugged. A malicious guest could use this time window to trigger an assertion and cause a denial of service.

CVSS Scores

version 3.1