In Pillow before 8.1.0, SGIRleDecode has a 4-byte buffer over-read when decoding crafted SGI RLE image files because offsets and length tables are mishandled.
github.com/python-pillow/Pillow
github.com/python-pillow/Pillow/commit/2f409261eb1228e166868f8f0b5da5cda52e55bf
github.com/python-pillow/Pillow/commit/7e95c63fa7f503f185d3d9eb16b9cee1e54d1e46
lists.fedoraproject.org/archives/list/[email protected]/message/6BYVI5G44MRIPERKYDQEL3S3YQCZTVHE
lists.fedoraproject.org/archives/list/[email protected]/message/BF553AMNNNBW7SH4IM4MNE4M6GNZQ7YD
nvd.nist.gov/vuln/detail/CVE-2020-35655
pillow.readthedocs.io/en/stable/releasenotes/index.html