Missing Release of Resource after Effective Lifetime Affecting python3-hivex package, versions <0:1.3.18-20.module+el8.3.0+6423+e4cb6418


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
0.04% (15th percentile)

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  • Snyk IDSNYK-CENTOS8-PYTHON3HIVEX-2083188
  • published26 Jul 2021
  • disclosed17 Jul 2020

Introduced: 17 Jul 2020

CVE-2020-14339  (opens in a new tab)
CWE-772  (opens in a new tab)

How to fix?

Upgrade Centos:8 python3-hivex to version 0:1.3.18-20.module+el8.3.0+6423+e4cb6418 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python3-hivex package and not the python3-hivex package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

A flaw was found in libvirt, where it leaked a file descriptor for /dev/mapper/control into the QEMU process. This file descriptor allows for privileged operations to happen against the device-mapper on the host. This flaw allows a malicious guest user or process to perform operations outside of their standard permissions, potentially causing serious damage to the host operating system. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

CVSS Scores

version 3.1