| Name | CVE-2020-17353 | 
| Description | scm/define-stencil-commands.scm in LilyPond through 2.20.0, and 2.21.x through 2.21.4, when -dsafe is used, lacks restrictions on embedded-ps and embedded-svg, as demonstrated by including dangerous PostScript code. | 
| 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) | 
| References | DSA-4756-1 | 
| Debian Bugs | 968993 | 
The table below lists information on source packages.
| Source Package | Release | Version | Status | 
|---|---|---|---|
| lilypond (PTS) | bullseye | 2.22.0-10 | fixed | 
| bookworm | 2.24.1-2 | fixed | |
| forky, sid, trixie | 2.24.4-5 | fixed | 
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs | 
|---|---|---|---|---|---|---|
| lilypond | source | buster | 2.19.81+really-2.18.2-13+deb10u1 | DSA-4756-1 | ||
| lilypond | source | (unstable) | 2.20.0-2 | 968993 | 
https://phabricator.wikimedia.org/T258547
http://git.savannah.gnu.org/gitweb/?p=lilypond.git;a=commit;h=b84ea4740f3279516905c5db05f4074e777c16ff
https://phabricator.wikimedia.org/T257062
https://www.mediawiki.org/wiki/Extension:Score/2021_security_advisory