It was discovered that ImageMagick incorrectly handled certain values when processing visual effects based image files. By tricking a user into opening a specially crafted image file, an attacker could crash the application causing a denial of service. (CVE-2021-20244) It was discovered that ImageMagick incorrectly handled certain values when performing resampling operations. By tricking a user into opening a specially crafted image file, an attacker could crash the application causing a denial of service. (CVE-2021-20246) It was discovered that ImageMagick incorrectly handled certain values when processing visual effects based image files. By tricking a user into opening a specially crafted image file, an attacker could crash the application causing a denial of service (CVE-2021-20309) It was discovered that ImageMagick incorrectly handled certain values when processing thumbnail image data. By tricking a user into opening a specially crafted image file, an attacker could crash the application causing a denial of service. (CVE-2021-20312) It was discovered that ImageMagick incorrectly handled memory cleanup when performing certain cryptographic operations. Under certain conditions sensitive cryptographic information could be disclosed. (CVE-2021-20313)
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