CVE-2025-12875
Medium · 5.3CVSS
5.3
EPSS
0.2%
Published
Nov 7, 2025
CISA due date
—
The record
A weakness has been identified in mruby 3.4.0. This vulnerability affects the function ary_fill_exec of the file mrbgems/mruby-array-ext/src/array.c. Executing a manipulation of the argument start/length can lead to out-of-bounds write. The attack needs to be launched locally. The exploit has been made available to the public and could be used for attacks. This patch is called 93619f06dd378db6766666b30c08978311c7ec94. It is best practice to apply a patch to resolve this issue.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|
Related vulnerabilities
- CVE-2026-111497 A buffer overflow vulnerability in the Brotli decoder (c/dec/decode.c) in Google Brotli… CWE-787
- CVE-2026-112397 Pillow is a Python imaging library. CWE-787
- CVE-2026-112059 libLAS through 1.8.1 contains a heap out-of-bounds write vulnerability in the point… CWE-787
- CVE-2026-89088 A flaw was found in parted. CWE-787
- CVE-2026-89085 A flaw was found in parted. CWE-787
- CVE-2026-85746 MariaDB server is a community developed fork of MySQL server. CWE-787
- CVE-2026-107815 MariaDB server is a community developed fork of MySQL server. CWE-787
- CVE-2026-56851 The Nickname profile can panic with an out-of-bounds slice error when transforming… CWE-787