CVE-2019-3574 Memory corruption in n/a
A heap-based buffer over-read in libsixel allows attackers to cause denial of service or disclose sensitive memory contents via crafted JPEG images.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2019-3574?
CVE-2019-3574 is a high-severity memory corruption vulnerability in n/a, published on 2 Jan 2019. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
In libsixel v1.8.2, there is a heap-based buffer over-read in the function load_jpeg() in the file loader.c, as demonstrated by img2sixel.
Weakness: CWE-125
Which versions are affected by CVE-2019-3574?
It affects 1 product.
Products include Saitoha Libsixel.
How do I fix CVE-2019-3574?
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-2019-3574 being exploited?
There is no known exploitation of CVE-2019-3574 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2019-3574, GHSA-p3xv-xh73-gw2r, UBUNTU-CVE-2019-3574.