CVE-2026-47320 Memory corruption in rlottie
An attacker can cause denial of service or potential code execution in applications using rlottie by providing oversized serialized data payloads.
- 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-2026-47320?
CVE-2026-47320 is a medium-severity memory corruption vulnerability in Samsung Open Source rlottie, published on 4 Jun 2026. 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
Access of uninitialized pointer, Uncontrolled Recursion vulnerability in Samsung Open Source rlottie allows Pointer Manipulation, Oversized Serialized Data Payloads.
This issue affects rlottie: before eae37633fda13ac05b25c6c95aacea4bc33c80a3.
Which versions are affected by CVE-2026-47320?
How do I fix CVE-2026-47320?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-47320 being exploited?
There is no known exploitation of CVE-2026-47320 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2026-47320, GHSA-gjw3-x488-w5c3, UBUNTU-CVE-2026-47320.