Race Condition Affecting virt:rhel/nbdkit-python-plugin package, versions <0:1.24.0-5.module_el8.8.0+3485+7cffc4a3


Severity

Recommended
0.0
medium
0
10

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.01% (1st percentile)

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  • Snyk IDSNYK-ALMALINUX8-VIRT-6087012
  • published27 Nov 2023
  • disclosed14 Nov 2023

Introduced: 14 Nov 2023

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

How to fix?

Upgrade AlmaLinux:8 virt:rhel/nbdkit-python-plugin to version 0:1.24.0-5.module_el8.8.0+3485+7cffc4a3 or higher.
This issue was patched in ALSA-2023:6980.

NVD Description

Note: Versions mentioned in the description apply only to the upstream virt:rhel/nbdkit-python-plugin package and not the virt:rhel/nbdkit-python-plugin package as distributed by AlmaLinux. See How to fix? for AlmaLinux: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 Base Scores

version 3.1