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Out-of-bounds Read


Severity High
Score 7.1/10


A heap-based-buffer-over-read flaw was found in ImageMagick's 'GetPixelAlpha()' function of 'pixel-accessor.h'. This vulnerability is triggered when an attacker passes a specially crafted Tagged Image File Format (TIFF) image to convert it into a PICON file format. This issue can potentially lead to a denial of service and information disclosure. The affected versions are prior to 7.1.0-20.

  • LOW
  • NONE
  • NONE
  • HIGH
  • HIGH

CWE-125 - Out-of-Bounds Read

Out-of-bounds read is a vulnerability that allows access to memory beyond the authorized accessible location. Such a vulnerability compromises the confidentiality of the trusted environment in the application and enables an attacker to launch further attacks by leveraging the exposed information.

Advisory Timeline

  • Published