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CVE-2019-6284

libsass: heap-based buffer over-read in Sass::Prelexer::alternatives in prelexer.hpp

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Severity

Low

Red Hat Product Security

3.3

CVSS 3.0

Review impact separately from score.

Published · January 14, 2019

Updated · November 22, 2025

Description

In LibSass 3.5.5, a heap-based buffer over-read exists in Sass::Prelexer::alternatives in prelexer.hpp.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 3.3
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

CWE-125 · Out-of-bounds Read