CVE-2021-25289: Out-of-bounds Write

March 19, 2021 (updated December 1, 2021)

An issue was discovered in Pillow TiffDecode has a heap-based buffer overflow when decoding crafted YCbCr files because of certain interpretation conflicts with LibTIFF in RGBA mode.

References

nvd.nist.gov/vuln/detail/CVE-2021-25289
pillow.readthedocs.io/en/stable/releasenotes/8.1.1.html

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