Resource Exhaustion Affecting virt:rhel/libvirt-daemon package, versions <0:8.0.0-5.module+el8.6.0+14480+c0a3aa0f


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.24% (65th percentile)

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  • Snyk IDSNYK-RHEL8-VIRT-4280527
  • published11 Aug 2021
  • disclosed2 Aug 2021

Introduced: 2 Aug 2021

CVE-2021-3622  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade RHEL:8 virt:rhel/libvirt-daemon to version 0:8.0.0-5.module+el8.6.0+14480+c0a3aa0f or higher.
This issue was patched in RHSA-2022:1759.

NVD Description

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

A flaw was found in the hivex library. This flaw allows an attacker to input a specially crafted Windows Registry (hive) file, which would cause hivex to recursively call the _get_children() function, leading to a stack overflow. The highest threat from this vulnerability is to system availability.

CVSS Scores

version 3.1