CVE-2018-17581: Fixed an excessive stack consumption in CiffDirectory:readDirectory()
which might have led to denial of service (bsc#1110282).
CVE-2019-13110: Fixed an integer overflow and an out of bounds read in
CiffDirectory:readDirectory which might have led to denial of service (bsc#1142678).
CVE-2019-13113: Fixed a potential denial of service via an invalid data location
in a CRW image (bsc#1142683).
CVE-2019-17402: Fixed an improper validation of the relationship of the total
size to the offset and size in Exiv2::getULong (bsc#1153577).
CVE-2019-20421: Fixed an infinite loop triggered via an input file (bsc#1161901).
CVE-2017-9239: Fixed a segmentation fault in TiffImageEntry::doWriteImage function (bsc#1040973).