Out-of-Bounds Affecting mruby package, versions *


Severity

Recommended
low

Based on Debian security rating.

Threat Intelligence

EPSS
0.01% (2nd percentile)

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  • Snyk IDSNYK-DEBIAN11-MRUBY-13961698
  • published14 Nov 2025
  • disclosed13 Nov 2025

Introduced: 13 Nov 2025

NewCVE-2025-13120  (opens in a new tab)
CWE-119  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

There is no fixed version for Debian:11 mruby.

NVD Description

Note: Versions mentioned in the description apply only to the upstream mruby package and not the mruby package as distributed by Debian. See How to fix? for Debian:11 relevant fixed versions and status.

A vulnerability has been found in mruby up to 3.4.0. This vulnerability affects the function sort_cmp of the file src/array.c. Such manipulation leads to use after free. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. The name of the patch is eb398971bfb43c38db3e04528b68ac9a7ce509bc. It is advisable to implement a patch to correct this issue.

CVSS Base Scores

version 3.1