PT-2025-46841 · Debian · Debian

Tjbecker · Published 2025-11-13 · Updated 2025-11-13 · CVE-2025-13120

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions mruby versions prior to 3.4.0

Description A use after free issue exists in the sort cmp() function within the src/array.c file. This flaw requires local access to be exploited.

Recommendations Apply patch eb398971bfb43c38db3e04528b68ac9a7ce509bc to resolve the issue. As a temporary workaround, consider restricting the use of the sort cmp() function.

Exploit

Fix

Buffer Overflow

Use After Free

Weakness Enumeration

CWE-119

CWE-416

Related Identifiers

CVE-2025-13120

Affected Products

Debian

References · 15

• 🔥 https://github.com/mruby/mruby/issues/6649#issue-3534393003 · Exploit
• https://github.com/mruby/mruby/issues/6649 · Vendor Advisory
• https://github.com/mruby/mruby/commit/eb398971bfb43c38db3e04528b68ac9a7ce509bc · Patch
• https://ubuntu.com/security/CVE-2025-13120 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-13120 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2025-13120 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-13120 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-13120 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2025-13120 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2025-13120 · Security Note
• https://github.com/makesoftwaresafe/mruby/pull/263 · Note
• https://vuldb.com/?ctiid.332325 · Note
• https://vuldb.com/?submit.683435 · Note
• https://vuldb.com/?id.332325 · Note
• https://github.com/mruby/mruby · Note