Out-of-bounds Read Affecting virt:rhel/libvirt-daemon-driver-nodedev package, versions <0:6.0.0-35.1.module+el8.4.0+11273+64eb94ef


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.12% (48th percentile)

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  • Snyk IDSNYK-RHEL8-VIRT-4079228
  • published26 Jul 2021
  • disclosed3 May 2021

Introduced: 3 May 2021

CVE-2021-3504  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade RHEL:8 virt:rhel/libvirt-daemon-driver-nodedev to version 0:6.0.0-35.1.module+el8.4.0+11273+64eb94ef or higher.
This issue was patched in RHSA-2021:3061.

NVD Description

Note: Versions mentioned in the description apply only to the upstream virt:rhel/libvirt-daemon-driver-nodedev package and not the virt:rhel/libvirt-daemon-driver-nodedev 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 in versions before 1.3.20. It is caused due to a lack of bounds check within the hivex_open function. An attacker could input a specially crafted Windows Registry (hive) file which would cause hivex to read memory beyond its normal bounds or cause the program to crash. The highest threat from this vulnerability is to system availability.

CVSS Scores

version 3.1