CVE-2018-20190

In LibSass 3.5.5, a NULL Pointer Dereference in the function Sass::Eval::operator()(Sass::Supports_Operator*) in eval.cpp may cause a Denial of Service (application crash) via a crafted sass input file.

• CWE-476

• 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
• http://www.securityfocus.com/bid/106232Third Party Advisory, VDB Entry
• https://github.com/sass/libsass/issues/2786Exploit, Third Party Advisory
• 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
• http://www.securityfocus.com/bid/106232Third Party Advisory, VDB Entry
• https://github.com/sass/libsass/issues/2786Exploit, Third Party Advisory

Published

Dec 17, 2018

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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