Ubuntu 18.04 LTS USN-6510-3 Moderate: DoS Vulnerability in ImageMagick

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 18.04 LTS (Available with Ubuntu Pro) Summary: USN-6508-1 caused some minor regressions in poppler. Software Description: - poppler: PDF rendering library Details: USN-6508-1 fixed vulnerabilities in poppler. The update introduced one minor regression in Ubuntu 18.04 LTS. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that poppler incorrectly handled certain malformed PDF files. If a user or an automated system were tricked into opening a specially crafted PDF file, a remote attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2020-23804) It was discovered that poppler incorrectly handled certain malformed PDF files. If a user or an automated system were tricked into opening a specially cra...