| Name | CVE-2019-18797 | 
| Description | LibSass 3.6.1 has uncontrolled recursion in Sass::Eval::operator()(Sass::Binary_Expression*) in eval.cpp. | 
| 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) | 
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status | 
|---|
| libsass (PTS) | bullseye | 3.6.4+20201122-1 | vulnerable | 
|  | bookworm | 3.6.5+20220909-1 | vulnerable | 
|  | forky, sid, trixie | 3.6.5+20231221-3 | vulnerable | 
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs | 
|---|
| libsass | source | (unstable) | (unfixed) | unimportant |  |  | 
Notes
[buster] - libsass <no-dsa> (Minor issue)
[stretch] - libsass <no-dsa> (Minor issue)
https://github.com/sass/libsass/issues/3000
Not considered a security issue by upstream