Out-of-bounds Write Affecting python-pillow-tk package, versions <0:2.0.0-23.gitd1c6db8.amzn2.0.17


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.37% (29th percentile)

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  • Snyk IDSNYK-AMZN2-PYTHONPILLOWTK-15435646
  • published6 Mar 2026
  • disclosed11 Feb 2026

Introduced: 11 Feb 2026

CVE-2026-25990  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 python-pillow-tk to version 0:2.0.0-23.gitd1c6db8.amzn2.0.17 or higher.
This issue was patched in ALAS2-2026-3180.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python-pillow-tk package and not the python-pillow-tk package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

Pillow is a Python imaging library. From 10.3.0 to before 12.1.1, an out-of-bounds write may be triggered when loading a specially crafted PSD image. This vulnerability is fixed in 12.1.1.

CVSS Base Scores

version 3.1