mrubyc alloc.c mrbc_raw_realloc null pointer dereference_CVE-2025-13397

4.8 / 10

MEDIUM

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X

Description

A security vulnerability has been detected in mrubyc up to 3.4. This impacts the function mrbc_raw_realloc of the file src/alloc.c. Such manipulation of the argument ptr leads to null pointer dereference. An attack has to be approached locally. The name of the patch is 009111904807b8567262036bf45297c3da8f1c87. It is advisable to implement a patch to correct this issue.

Basic Information

ID CVE-2025-13397

Source VulDB

Published Nov 19, 2025 at 15:32

Modified Nov 19, 2025 at 16:48

Affected Product

Vendor n/a

Product mrubyc

Version 3.0

Affected Versions n/a mrubyc 3.0
n/a mrubyc 3.1
n/a mrubyc 3.2
n/a mrubyc 3.3
n/a mrubyc 3.4

CWE Classification

CWE-476 CWE-404

References

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    "published": "2025-11-19T15:32:08.751Z",
    "modified": "2025-11-19T16:48:37.028Z",
    "type": "cve",
    "title": "mrubyc alloc.c mrbc_raw_realloc null pointer dereference",
    "source": "VulDB",
    "references": "https://vuldb.com/?id.332925\nhttps://vuldb.com/?ctiid.332925\nhttps://vuldb.com/?submit.692130\nhttps://github.com/mrubyc/mrubyc/issues/244\nhttps://github.com/mrubyc/mrubyc/issues/244#issuecomment-3400382026\nhttps://github.com/mrubyc/mrubyc/commit/009111904807b8567262036bf45297c3da8f1c87",
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