CVE-2018-19797

In LibSass 3.5.5, a NULL Pointer Dereference in the function Sass::Selector_List::populate_extends in SharedPtr.hpp (used by ast.cpp and ast_selectors.cpp) may cause a Denial of Service (application crash) via a crafted sass input file.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 76%
Affected Products (NVD)
VendorProductVersion
sass-langlibsass
3.5.5
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
libsass
bookworm
3.6.5+20220909-1
fixed
bullseye
3.6.4+20201122-1
fixed
buster
no-dsa
sid
3.6.5+20231221-3
fixed
stretch
no-dsa
trixie
3.6.5+20231221-3
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libsass
bionic
Fixed 3.4.8-1ubuntu0.1~esm1
released
cosmic
ignored
disco
ignored
eoan
ignored
focal
needed
groovy
ignored
hirsute
ignored
impish
ignored
jammy
needed
kinetic
ignored
lunar
ignored
mantic
ignored
noble
needed
trusty
dne
xenial
needed
Azure Linux logo
Azure Linux Releases
Azure Package
Release
reaper
CBL-Mariner 2.0
0:3.1.1-20.cm2
fixed
Common Weakness Enumeration
References
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00047.html
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00051.html
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00027.html
https://github.com/sass/libsass/issues/2779
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00047.html
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00051.html
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00027.html
https://github.com/sass/libsass/issues/2779