Unchecked Return Value Affecting nbdfuse package, versions <0:1.18.1-3.el9


Severity

Recommended
0.0
medium
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.81% (56th percentile)

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  • Snyk IDSNYK-ORACLE9-NBDFUSE-6813507
  • published8 May 2024
  • disclosed28 Sept 2023

Introduced: 28 Sep 2023

CVE-2023-5215  (opens in a new tab)
CWE-252  (opens in a new tab)

How to fix?

Upgrade Oracle:9 nbdfuse to version 0:1.18.1-3.el9 or higher.
This issue was patched in ELSA-2024-2204.

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:9 relevant fixed versions and status.

A flaw was found in libnbd. A server can reply with a block size larger than 2^63 (the NBD spec states the size is a 64-bit unsigned value). This issue could lead to an application crash or other unintended behavior for NBD clients that doesn't treat the return value of the nbd_get_size() function correctly.

CVSS Base Scores

version 3.1