Use After Free Affecting virt:rhel/nbdkit-nbd-plugin package, versions <0:1.24.0-4.module+el8.6.0+14480+c0a3aa0f


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-RHEL8-VIRT-6202772
  • published26 Jan 2024
  • disclosed1 Jun 2023

Introduced: 1 Jun 2023

CVE-2023-3019  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade RHEL:8 virt:rhel/nbdkit-nbd-plugin to version 0:1.24.0-4.module+el8.6.0+14480+c0a3aa0f or higher.
This issue was patched in RHSA-2024:0404.

NVD Description

Note: Versions mentioned in the description apply only to the upstream virt:rhel/nbdkit-nbd-plugin package and not the virt:rhel/nbdkit-nbd-plugin package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

A DMA reentrancy issue leading to a use-after-free error was found in the e1000e NIC emulation code in QEMU. This issue could allow a privileged guest user to crash the QEMU process on the host, resulting in a denial of service.

CVSS Scores

version 3.1