| Name | CVE-2021-46020 |
| Description | An untrusted pointer dereference in mrb_vm_exec() of mruby v3.0.0 can lead to a segmentation fault or application crash. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 1014968 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| mruby (PTS) | buster | 2.0.0-1 | vulnerable |
| bullseye | 2.1.2-3 | vulnerable |
| bookworm | 3.1.0-3 | fixed |
| sid, trixie | 3.3.0-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| mruby | source | (unstable) | 3.1.0-1 | | | 1014968 |
Notes
[bullseye] - mruby <no-dsa> (Minor issue)
[buster] - mruby <no-dsa> (Minor issue)
[stretch] - mruby <postponed> (revisit when/if fix is complete)
https://github.com/mruby/mruby/issues/5613
https://github.com/mruby/mruby/commit/a137ef12f981b517f1e6b64e39edc7ac15d7e1eb
https://github.com/mruby/mruby/commit/d3b7601af96c9e0eeba4c89359289661c755a74a