Uncontrolled Recursion Affecting nbdfuse package, versions <0:1.6.0-5.module+el8.6.0+20664+3dcf7c70


Severity

Recommended
0.0
medium
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-ORACLE8-NBDFUSE-2827394
  • published18 May 2022
  • disclosed7 Sept 2021

Introduced: 7 Sep 2021

CVE-2021-39257  (opens in a new tab)
CWE-674  (opens in a new tab)

How to fix?

Upgrade Oracle:8 nbdfuse to version 0:1.6.0-5.module+el8.6.0+20664+3dcf7c70 or higher.
This issue was patched in ELSA-2022-1759.

NVD Description

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

A crafted NTFS image with an unallocated bitmap can lead to a endless recursive function call chain (starting from ntfs_attr_pwrite), causing stack consumption in NTFS-3G < 2021.8.22.

CVSS Scores

version 3.1