NULL pointer dereference in S-Itoc Mruby\/c
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.
EPSS: 0.001 (3.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
Affected products
- S-itoc Mruby\/c
- N/a Mrubyc — versions 3.0, 3.1, 3.2
Weakness classification (CWE)
References
- cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
- cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)
- cna@vuldb.com (issue-tracking, Issue Tracking)
- cna@vuldb.com (issue-tracking, Issue Tracking)
- cna@vuldb.com (Patch, patch)
Frequently asked questions
- What is CVE-2025-13397?
- CVE-2025-13397 is a low-severity vulnerability in S-Itoc Mruby\/c, classified under Improper Resource Shutdown or Release. CVSS score: 3.3/10. Published 2025-11-19.
- How severe is CVE-2025-13397?
- Low severity. CVSS v3 base score is 3.3 out of 10.