Arbitrary Code Injection Affecting rbd-nbd package, versions <2:18.2.1-381.el9cp


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
1.08% (78th percentile)

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  • Snyk IDSNYK-RHEL9-RBDNBD-15473090
  • published12 Mar 2026
  • disclosed29 Mar 2021

Introduced: 29 Mar 2021

CVE-2021-23358  (opens in a new tab)
CWE-94  (opens in a new tab)

How to fix?

Upgrade RHEL:9 rbd-nbd to version 2:18.2.1-381.el9cp or higher.
This issue was patched in RHSA-2026:2769.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rbd-nbd package and not the rbd-nbd package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

The package underscore from 1.13.0-0 and before 1.13.0-2, from 1.3.2 and before 1.12.1 are vulnerable to Arbitrary Code Injection via the template function, particularly when a variable property is passed as an argument as it is not sanitized.

References

CVSS Base Scores

version 3.1