CVE-2025-52930 Memory corruption in SAIL Image Decoding Library

High 8.8 Published 25 Aug 2025 Updated 3 Nov 2025

A heap-based buffer overflow in the SAIL Image Decoding Library allows remote code execution via a specially crafted BMP file.

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-2025-52930?

CVE-2025-52930 is a high-severity memory corruption vulnerability in SAIL Image Decoding Library, published on 25 Aug 2025. 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

A memory corruption vulnerability exists in the BMPv3 RLE Decoding functionality of the SAIL Image Decoding Library v0.9.8. When decompressing the image data from a specially crafted .bmp file, a heap-based buffer overflow can occur which allows for remote code execution. An attacker will need to convince the library to read a file to trigger this vulnerability.

Weakness: CWE-680

Which versions are affected by CVE-2025-52930?

It affects 1 product.

Products include Sail Sail.

How do I fix CVE-2025-52930?

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-2025-52930 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-52930 exists.

Sources

Also known as DEBIAN-CVE-2025-52930, GHSA-43rq-98qh-8hx4, UBUNTU-CVE-2025-52930.