CVE-2025-13120

Dec. 4, 2025, 3:27 p.m.

4.8
Medium

Description

A vulnerability has been found in mruby up to 3.4.0. This vulnerability affects the function sort_cmp of the file src/array.c. Such manipulation leads to use after free. An attack has to be approached locally. The exploit has been disclosed to the public and may be used. The name of the patch is eb398971bfb43c38db3e04528b68ac9a7ce509bc. It is advisable to implement a patch to correct this issue.

Product(s) Impacted

Vendor Product Versions
Mruby
  • Mruby
  • *

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer
The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.

*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 mruby mruby / / / / / ruby / /

References

https://github.com/makesoftwaresafe/mruby/pull/263
https://github.com/mruby/mruby/commit/eb398971bfb43c38db3e04528b68ac9a7ce509bc
https://github.com/mruby/mruby/issues/6649
https://github.com/mruby/mruby/issues/6649#issue-3534393003
https://vuldb.com/?ctiid.332325
https://vuldb.com/?id.332325
https://vuldb.com/?submit.683435

Tags

CWE-119
cna@vuldb.com
2025-11-13
CVE-2025-13120

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: LOW
  • Integrity Impact: LOW
  • Availability Impact: LOW
  • Exploit Maturity: PROOF_OF_CONCEPT

    • CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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. 13, 2025, 4:15 p.m.
Last Modified: Dec. 4, 2025, 3:27 p.m.

Status : Analyzed

CVE has had analysis completed and all data associations made.

More info

Source

cna@vuldb.com

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.