CVE-2026-108978 Memory corruption in rlottie

Medium 5.5 Published Updated

Heap-based buffer overflow in rlottie allows attackers to execute arbitrary code or cause denial of service via environment variables.

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
None listed

What is CVE-2026-108978?

CVE-2026-108978 is a medium-severity memory corruption vulnerability in Samsung Opensource rlottie, published on 11 Oct 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

Heap-based buffer overflow vulnerability in Samsung Opensource rlottie allows Buffer Overflow via Environment Variables.

This issue affects rlottie: e57b094f03c39a751a1fded6f7d6c13f1ed95ec9.

Weakness: CWE-122

Which versions are affected by CVE-2026-108978?

How do I fix CVE-2026-108978?

No fix has been published for CVE-2026-108978 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2026-108978 being exploited?

There is no known exploitation of CVE-2026-108978 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2026-108978, GHSA-c43m-q6qx-m6m9, UBUNTU-CVE-2026-108978.

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