{"id":"CVE-2021-25289","details":"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.","aliases":["BIT-pillow-2021-25289","GHSA-57h3-9rgr-c24m","PYSEC-2021-35"],"modified":"2026-03-20T11:39:38.930388Z","published":"2021-03-19T04:15:13.280Z","related":["SUSE-SU-2024:1673-1","SUSE-SU-2024:1673-2","openSUSE-SU-2021:1134-1","openSUSE-SU-2024:11209-1","openSUSE-SU-2024:13827-1"],"references":[{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202107-33"},{"type":"ADVISORY","url":"https://pillow.readthedocs.io/en/stable/releasenotes/8.1.1.html"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/python-pillow/pillow","events":[{"introduced":"0"},{"fixed":"741d8744a54bedbc49f16922c61a06fcb3681f53"}],"database_specific":{"versions":[{"introduced":"0"},{"fixed":"8.1.1"}]}}],"versions":["1.0","1.2","1.7.6","1.7.7","1.7.8","2.0.0","2.1.0","2.2.0","2.2.1","2.2.2","2.3.0","2.5.0","2.6.0","2.6.0-rc1","2.7.0","2.8.0","2.8.1","2.9.0","2.9.0.dev0","2.9.0.dev1","2.9.0.dev2","3.0.0","3.1.0","3.1.0-rc1","3.2.0","3.3.0","3.3.1","3.4.0","4.0.0","4.0.0a","4.1.0","4.2.0","4.3.0","5.0.0","5.1.0","5.2.0","5.3.0","5.4.0","6.0.0","6.1.0","6.2.0","7.0.0","7.1.0","7.2.0","8.0.0","8.1.0"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-25289.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}