CVE-2020-36280 Memory corruption in n/a
A heap-based buffer over-read in Leptonica allows attackers to cause denial of service or disclose sensitive memory contents via crafted TIFF images.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-36280?
CVE-2020-36280 is a high-severity memory corruption vulnerability in Fedoraproject Fedora, published on 12 Mar 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Leptonica before 1.80.0 allows a heap-based buffer over-read in pixReadFromTiffStream, related to tiffio.c.
Weakness: CWE-125
Which versions are affected by CVE-2020-36280?
It affects 2 products.
Products include Fedoraproject Fedora, Leptonica Leptonica.
How do I fix CVE-2020-36280?
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-2020-36280 being exploited?
There is no known exploitation of CVE-2020-36280 in the wild and no public exploit code.
Other vulnerabilities in Fedoraproject Fedora
Sources
Also known as DEBIAN-CVE-2020-36280, GHSA-rgpm-6p39-f6wx, JLSEC-2026-208, UBUNTU-CVE-2020-36280.