CVE-2023-44271

HIGH

Python Pillow < 10.0.0 - Resource Allocation Without Limits

Title source: rule

Description

An issue was discovered in Pillow before 10.0.0. It is a Denial of Service that uncontrollably allocates memory to process a given task, potentially causing a service to crash by having it run out of memory. This occurs for truetype in ImageFont when textlength in an ImageDraw instance operates on a long text argument.

References (5)

[Third Party Advisory] https://devhub.checkmarx.com/cve-details/CVE-2023-44271/

[Patch] https://github.com/python-pillow/Pillow/commit/1fe1bb49c452b0318cad12ea9d97c3bef188e9a7

View Patch ZIP pw:eip

[Patch] https://github.com/python-pillow/Pillow/pull/7244

[Mailing List, Third Party Advisory] https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N2JOEDUJDQLCUII2LQYZYSM7RJL2I3P4/

[Mailing List] https://lists.debian.org/debian-lts-announce/2024/03/msg00021.html

Scores

CVSS v3 7.5

EPSS 0.0014

EPSS Percentile 33.3%

Attack Vector NETWORK

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

Classification

CWE

CWE-770

Status published

Affected Products (3)

python/pillow < 10.0.0

fedoraproject/fedora

pypi/pillow < 10.0.0PyPI

Timeline

Published Nov 03, 2023

Tracked Since Feb 18, 2026