Discover the critical Fedora 43 security update addressing CVE-2026-25556. This comprehensive guide details the MuPDF 1.27.1 patch, which mitigates a high-risk Denial of Service vulnerability in barcode decoding. Learn how this update fortifies your document rendering pipeline against crafted input attacks, ensures CJK language support stability, and why updating via DNF is essential for maintaining system integrity and performance.



















