How to deal with vulnerability (CVE-2021-3781) in Ghostscript

For those who use hosting operated by an external vendor, etc.

If you use web hosting operated by an external vendor, etc., please consult with that vendor regarding this vulnerability. Please also consider mitigation measures for ImageMagick.

For those who use the following software

The following software may be affected. If you use them, please check the vendor's website, etc., and apply the patch as soon as it is released.

• Linux system

• TeX system on Windows / Mac

• Non-Adobe PDF handling software (using Ghostscript)

* In addition to the above, there may be software that uses Ghostscript.