CVE Vulnerabilities

CVE-2019-18799

NULL Pointer Dereference

Published: Nov 06, 2019 | Modified: Nov 08, 2019

CVSS 3.x

6.5

MEDIUM

Source:

NVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVSS 2.x

4.3 MEDIUM

RedHat/V2

RedHat/V3

6.5 MODERATE

Ubuntu

MEDIUM

Additional information

NVD	https://nvd.nist.gov/vuln/detail/CVE-2019-18799
CWE	https://cwe.mitre.org/data/definitions/476.html

LibSass before 3.6.3 allows a NULL pointer dereference in Sass::Parser::parseCompoundSelector in parser_selectors.cpp.

Weakness

A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.

Affected Software

Name	Vendor	Start Version	End Version
Libsass	Sass-lang	*	3.6.3 (excluding)
Libsass	Ubuntu	trusty	*

Potential Mitigations

References

https://github.com/sass/libsass/issues/3001

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