Ubuntu Security Notice 5974-1 - It was discovered that GraphicsMagick was not properly performing bounds checks when processing TGA image files, which could lead to a heap buffer overflow. If a user or automated system were tricked into processing a specially crafted TGA image file, an attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. It was discovered that GraphicsMagick was not properly validating bits per pixel data when processing DIB image files. If a user or automated system were tricked into processing a specially crafted DIB image file, an attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.
7ea27cb3a38cff5a0c8bad949c6dd1e461ab1eb50381661f2ce89696c5df6f0cDebian Linux Security Advisory 4640-1 - handling problems and cases of missing or incomplete input sanitising may result in denial of service, memory disclosure or the execution of arbitrary code if malformed media files are processed.
270dc8a682bea4ac1ace4b7a2aa472c7d4bea5b4613a776864fbdf3740a2ab68Ubuntu Security Notice 4207-1 - It was discovered that GraphicsMagick incorrectly handled certain image files. An attacker could possibly use this issue to cause a denial of service or other unspecified impact.
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