GHSA-57h3-9rgr-c24m

Out of bounds write in Pillow

Source: GitHub Advisory Database (reviewed) Critical CVE-2021-25289

Packages

Ecosystem	Package	Affected	Fixed in
PyPI	pillow	< 8.1.1	8.1.1

Details

As written in the advisory (Markdown source, shown as plain text).

An issue was discovered in Pillow before 8.1.1. TiffDecode has a heap-based buffer overflow when decoding crafted YCbCr files because of certain interpretation conflicts with LibTIFF in RGBA mode. NOTE: this issue exists because of an incomplete fix for CVE-2020-35654.

References

External links from the advisory. They lead to third-party sites.

https://nvd.nist.gov/vuln/detail/CVE-2021-25289 advisory
https://github.com/python-pillow/Pillow/commit/3fee28eb9479bf7d59e0fa08068f9cc4a6e2f04c web
https://github.com/python-pillow/Pillow/commit/cbfdde7b1f2295059a20a539ee9960f0bec7b299 web
https://github.com/advisories/GHSA-57h3-9rgr-c24m advisory
https://github.com/pypa/advisory-database/tree/main/vulns/pillow/PYSEC-2021-35.yaml web
https://github.com/python-pillow/Pillow web
https://pillow.readthedocs.io/en/stable/releasenotes/8.1.1.html web
https://security.gentoo.org/glsa/202107-33 web