Incorrect Calculation of Buffer Size Affecting python-pillow-debuginfo package, versions <0:9.4.0-2.amzn2023.0.10


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.39% (32nd percentile)

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  • Snyk IDSNYK-AMZN2023-PYTHONPILLOWDEBUGINFO-18532141
  • published5 Aug 2026
  • disclosed14 Jul 2026

Introduced: 14 Jul 2026

CVE-2026-59204  (opens in a new tab)
CWE-131  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 python-pillow-debuginfo to version 0:9.4.0-2.amzn2023.0.10 or higher.
This issue was patched in ALAS2023-2026-2013.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python-pillow-debuginfo package and not the python-pillow-debuginfo package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

Pillow is a Python imaging library. From 8.2.0 through 12.2.0, src/libImaging/Jpeg2KDecode.c accumulates total_component_width across every tile in a JPEG2000 image instead of recomputing it per tile, allowing a crafted tiled JPEG2000 file to force substantially higher transient memory usage and trigger out-of-memory failures during decoding. This issue is fixed in version 12.3.0.

CVSS Base Scores

version 3.1