CVE-2021-25290

HIGH

Pillow < 8.1.1 - Out-of-bounds Write in TiffDecode.c

Title source: llm
STIX 2.1

Description

An issue was discovered in Pillow before 8.1.1. In TiffDecode.c, there is a negative-offset memcpy with an invalid size.

References (3)

Core 3
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://pillow.readthedocs.io/en/stable/releasenotes/8.1.1.html
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/202107-33
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2021/07/msg00018.html

Scores

CVSS v3 7.5
EPSS 0.0024
EPSS Percentile 47.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-787
Status published
Products (3)
debian/debian_linux 9.0
pypi/pillow 0 - 8.1.1PyPI
python/pillow < 8.1.1
Published Mar 19, 2021
Tracked Since Feb 18, 2026