CVE-2018-19797

MEDIUM

libsass 3.5.5 - Denial of Service via NULL Pointer Dereference in Selector_List::populate_extends

Title source: llm
STIX 2.1

Description

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.

References (4)

Core 4
Core References
Patch, Third Party Advisory x_refsource_misc
https://github.com/sass/libsass/issues/2779

Scores

CVSS v3 6.5
EPSS 0.0183
EPSS Percentile 76.2%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Details

CWE
CWE-476
Status published
Products (1)
sass-lang/libsass 3.5.5
Published Dec 03, 2018
Tracked Since Feb 18, 2026