CVE-2025-13397

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.

CVSS v3 3.3 LOW
CVSS v2.0 1.7 LOW

3.3^/10

CVSS v3 : LOW

Vector :

Exploitability : 1.8 / Impact : 1.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

1.7^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:S/C:N/I:N/A:P

Exploitability : 3.1 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/mrubyc/mrubyc/commit/009111904807b8567262036bf45297c3da8f1c87	Patch
https://github.com/mrubyc/mrubyc/issues/244	Issue Tracking
https://github.com/mrubyc/mrubyc/issues/244#issuecomment-3400382026	Issue Tracking
https://vuldb.com/?ctiid.332925	Permissions Required VDB Entry
https://vuldb.com/?id.332925	Third Party Advisory VDB Entry
https://vuldb.com/?submit.692130	Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

cpe:2.3:a:s-itoc:mruby\/c:*:*:*:*:*:*:*:*

History

19 Oct 2026, 13:10

Type	Values Removed	Values Added
Summary		(es) Una vulnerabilidad de seguridad ha sido detectada en mrubyc hasta la versión 3.4. Esto afecta a la función mrbc_raw_realloc del archivo src/alloc.c. Dicha manipulación del argumento ptr conduce a una desreferencia de puntero nulo. Un ataque debe ser abordado localmente. El nombre del parche es 009111904807b8567262036bf45297c3da8f1c87. Es aconsejable implementar un parche para corregir este problema.

Information

Published : 2025-11-19 16:15

Updated : 2026-10-19 13:10

NVD link : CVE-2025-13397

Mitre link : CVE-2025-13397

CVE.ORG link : CVE-2025-13397

JSON object : View

Products Affected

s-itoc

mruby\/c

CWE

CWE-404

Improper Resource Shutdown or Release

CWE-476

NULL Pointer Dereference

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