CVE-2019-6284

libsass0: In LibSass 3.5.5, a heap-based buffer over-read exists in Sass::Prelexer::alternatives in prelexer.hpp.

CVE-2019-6284 is fixed in libsass0 on 1 platform by libsass0 3.4.8-1ubuntu0.1~esm1 (version 3.4.8-1ubuntu0.1~esm1), released January 14, 2019. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0201
80th percentile

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

Where it's fixed

ProductFixed inFixReleased
Linux
libsass0 · Ubuntu 18.04.6 LTS (bionic) 3.4.8-1ubuntu0.1~esm1 libsass0 3.4.8-1ubuntu0.1~esm1 Jan 14, 2019