| Name | CVE-2025-13120 |
| 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. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 1120796 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| mruby (PTS) | bullseye | 2.1.2-3 | vulnerable |
| bookworm | 3.1.0-3 | vulnerable |
| trixie | 3.3.0-1 | vulnerable |
| forky, sid | 3.4.0-2 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| mruby | source | (unstable) | (unfixed) | | | 1120796 |
Notes
[trixie] - mruby <no-dsa> (Minor issue)
[bookworm] - mruby <no-dsa> (Minor issue)
[bullseye] - mruby <postponed> (Minor issue)
https://github.com/mruby/mruby/issues/6649
Fixed by: https://github.com/mruby/mruby/commit/eb398971bfb43c38db3e04528b68ac9a7ce509bc