Out-of-bounds Write Affecting libtiff-tools package, versions <0:4.0.3-35.amzn2.0.32


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.19% (8th percentile)

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  • Snyk IDSNYK-AMZN2-LIBTIFFTOOLS-19810642
  • published15 Sept 2026
  • disclosed24 Aug 2026

Introduced: 24 Aug 2026

CVE-2026-52492  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 libtiff-tools to version 0:4.0.3-35.amzn2.0.32 or higher.
This issue was patched in ALAS2-2026-3921.

NVD Description

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

An integer overflow in the libtiff rgb2ycbcr utility's cvtRaster() function when computing strip buffer sizes can result in an undersized heap allocation and subsequent heap-based buffer overflow during YCbCr conversion of a crafted TIFF image

CVSS Base Scores

version 3.1