UBUNTU-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.

References

Affected packages

Ubuntu:Pro:18.04:LTS / libsass

Package

Name: libsass
Purl: pkg:deb/ubuntu/libsass@3.4.8-1ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

3.4.8-1ubuntu0.1~esm1

Affected versions

3.*

3.4.3-1

3.4.6-1

3.4.8-1

Ecosystem specific

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "libsass-dev",
            "binary_version": "3.4.8-1ubuntu0.1~esm1"
        },
        {
            "binary_name": "libsass0",
            "binary_version": "3.4.8-1ubuntu0.1~esm1"
        },
        {
            "binary_name": "libsass0-dbg",
            "binary_version": "3.4.8-1ubuntu0.1~esm1"
        }
    ]
}