This update for openexr fixes the following issues:
- CVE-2021-20298 [bsc#1188460]: Fixed Out-of-memory in B44Compressor
- CVE-2021-20299 [bsc#1188459]: Fixed Null-dereference READ in Imf_2_5:Header:operator
- CVE-2021-20300 [bsc#1188458]: Fixed Integer-overflow in Imf_2_5:hufUncompress
- CVE-2021-20302 [bsc#1188462]: Fixed Floating-point-exception in Imf_2_5:precalculateTileInfot
- CVE-2021-20303 [bsc#1188457]: Fixed Heap-buffer-overflow in Imf_2_5::copyIntoFrameBuffer
- CVE-2021-20304 [bsc#1188461]: Fixed Undefined-shift in Imf_2_5:hufDecode