CVE-2018-20190

NameCVE-2018-20190
DescriptionIn 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, 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 PackageReleaseVersionStatus
libsass (PTS)stretch3.4.3-1vulnerable
buster3.5.5-4fixed
bullseye3.6.4+20201122-1fixed
bookworm3.6.5+20220909-1fixed
sid, trixie3.6.5+20231221-3fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libsasssource(unstable)3.5.5-4low

Notes

[stretch] - libsass <no-dsa> (Minor issue)
https://github.com/sass/libsass/issues/2786

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