CVE-2019-6284 Memory corruption in n/a
A heap-based buffer over-read in LibSass allows attackers to cause denial of service or disclose sensitive memory information.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2019-6284?
CVE-2019-6284 is a medium-severity memory corruption vulnerability in n/a, published on 14 Jan 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
In LibSass 3.5.5, a heap-based buffer over-read exists in Sass::Prelexer::alternatives in prelexer.hpp.
Weakness: CWE-125
Which versions are affected by CVE-2019-6284?
It affects 1 product.
Products include Sass-Lang Libsass.
How do I fix CVE-2019-6284?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2019-6284 being exploited?
There is no known exploitation of CVE-2019-6284 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2019-6284, GHSA-xj4c-cq8p-ghhc, JLSEC-2026-509, UBUNTU-CVE-2019-6284.