LibRaw: LibRaw: Arbitrary code execution via specially crafted image file

A flaw was found in LibRaw, a library used for processing raw image files. This vulnerability, a heap-based buffer overflow, exists within the x3fthumbloader functionality. A remote attacker could exploit this by tricking a user into opening a specially crafted malicious file. Successful...

LibRaw x3f_thumb_loader heap-based buffer overflow vulnerability

Talos Vulnerability Report TALOS-2026-2358 LibRaw x3fthumbloader heap-based buffer overflow vulnerability April 7, 2026 CVE Number CVE-2026-20889 SUMMARY A heap-based buffer overflow vulnerability exists in the x3fthumbloader functionality of LibRaw Commit d20315b. A specially crafted malicious...