Out-of-bounds Read Affecting qemu-img package, versions <15:4.2.0-48.module+el8.4.0+20285+126f2e4b.3


Severity

Recommended
0.0
medium
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.16% (55th percentile)

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  • Snyk IDSNYK-ORACLE8-QEMUIMG-2586539
  • published10 Apr 2022
  • disclosed11 May 2021

Introduced: 11 May 2021

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

How to fix?

Upgrade Oracle:8 qemu-img to version 15:4.2.0-48.module+el8.4.0+20285+126f2e4b.3 or higher.
This issue was patched in ELSA-2021-3061.

NVD Description

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