Seal Security

CVE-2021-25289

Out of bounds write in Pillow

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.

Patch Available

Fix available through Seal Security. No upgrade required, protect your application instantly.

Fix without upgrading

Vulnerability Details

Score

9.8

Score Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Versions

pillow < 8.1.1

Severity

Ecosystem

Python

Publish Date

March 29, 2021

Modified Date

October 8, 2024