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Behavior of policy changed from ImageMagick 6.9.7-7

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Introduction ImageMagick supports over hundred types of image formats. Even if one of them is vulnerable, it will be vulnerable to ImageMagick, so we need care to avoid accepting unnecessary image formats. Normally, we use policy.xml 1 in the setting file to instruct permission(OK)/non-permission(NG) for each image format(domain=coder). From ImageMagick 6.9.7-7, how to apply the condition rule set in policy.xml has changed. ImageMagick 6.9.7-6 NG if there is even one NG (false winning) ImageMagick 6. Read More...

Go Imagick について

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Go Imagick Go言語で ImageMagick の機能を使えるようにするパッケージです。 https://github.com/gographics/imagick 以前、Go Imagick の紹介スライドを作りました、参考にして下さい。 GoImagick でサムネール作成 https://speakerdeck.com/yoya/goimagickthumbnail ImageMagick の Read More...

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