SecuriTricks - CVE-2025-13397

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.

Product(s) Impacted

Vendor	Product	Versions
Mrubyc	Mrubyc	*

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-404

Improper Resource Shutdown or Release

The product does not release or incorrectly releases a resource before it is made available for re-use.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	mrubyc	mrubyc	/	/	/	/	/	/	/	/

References

https://github.com/mrubyc/mrubyc/commit/009111904807b8567262036bf45297c3da8f1c87

https://github.com/mrubyc/mrubyc/issues/244

https://github.com/mrubyc/mrubyc/issues/244#issuecomment-3400382026

https://vuldb.com/?ctiid.332925

https://vuldb.com/?id.332925

https://vuldb.com/?submit.692130

CVSS Score

4.8 / 10

CVSS Data - 4.0

Attack Vector: LOCAL
Attack Complexity: LOW
Attack Requirements: NONE
Privileges Required: LOW
User Interaction: NONE
Scope:
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: LOW
Exploit Maturity: NOT_DEFINED

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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

View Vector String

Timeline

Published: Nov. 19, 2025, 4:15 p.m.
Last Modified: Nov. 19, 2025, 7:14 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

cna@vuldb.com

CVE-2025-13397