debian/patches/fix-potential-divide-by-zero-in-svg.patch: Fix potential
division by zero in coders/svg.c
debian/patches/fix-out-of-range-value-in-txt.patch: Fix undefined
behavior in the form of values outside the range of 'unsigned long long'
type in coders/text.c
debian/patches/fix-out-of-range-value-in-scale-to-quantum.patch: Fix
undefined behavior in the form of values outside the range of
'unsigned short' type in magic/quantum-private.h
debian/patches/fix-shift-value-overflow-in-bmp.patch: Fix overflow on
value shift in coders/bmp.c