CVE-2023-51104

Summary

CVE-2023-51104 is a vulnerability affecting Artifex MuPDF 1.23.4. This issue is rooted in the pnm_binary_read_image() function of load-pnm.c. When the variable 'span' equals zero, a floating point exception (divide-by-zero) occurs, potentially leading to unintended behavior or crashes. An attacker could exploit this vulnerability by manipulating MuPDF files to trigger the divide-by-zero error, resulting in security risks or denial-of-service scenarios. Users are advised to update to the latest version of MuPDF as soon as possible to mitigate this threat.

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