An issue was discovered in Pillow before 8.2.0. PSDImagePlugin.PsdImageFile lacked a sanity check on the number of input layers relative to the size of the data block. This could lead to a DoS on Image.open prior to Image.load.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-28675.json"