vulnerability

Amazon Linux 2023: CVE-2021-28676: Important priority package update for python-pillow

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
Apr 1, 2021
Added
Feb 17, 2025
Modified
Jul 4, 2025

Description

An issue was discovered in Pillow before 8.2.0. For FLI data, FliDecode did not properly check that the block advance was non-zero, potentially leading to an infinite loop on load.
A flaw was found in python-pillow. FliDecode.c did not properly check that the block advance was non-zero, potentially leading to an infinite loop on load. This issue dates to the PIL fork. The highest threat from this vulnerability is to system availability.

Solutions

amazon-linux-2023-upgrade-python3-pillowamazon-linux-2023-upgrade-python3-pillow-debuginfoamazon-linux-2023-upgrade-python3-pillow-develamazon-linux-2023-upgrade-python3-pillow-tkamazon-linux-2023-upgrade-python3-pillow-tk-debuginfoamazon-linux-2023-upgrade-python-pillow-debuginfoamazon-linux-2023-upgrade-python-pillow-debugsource
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