Out-of-bounds Read Affecting qemu-kvm-common package, versions <15:4.2.0-48.module+el8.4.0+11909+3300d70f.3


Severity

Recommended
0.0
medium
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.12% (48th percentile)

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  • Snyk IDSNYK-CENTOS8-QEMUKVMCOMMON-2116239
  • 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 Centos:8 qemu-kvm-common to version 15:4.2.0-48.module+el8.4.0+11909+3300d70f.3 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream qemu-kvm-common package and not the qemu-kvm-common package as distributed by Centos. See How to fix? for Centos: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