Fixes CVE-2019-3835, CVE-2019-3838: A specially crafted PostScript file
could use these flaws to have access to the file system outside of the
constrains imposed by -dSAFER.
Drop upstream patches.
Use the make subst function to compute the download site from version.
Cc: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit 10a6ea5a30)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
8db0d3901d