Integer Overflow or Wraparound Affecting libtiff package, versions <0:4.4.0-4.amzn2023.0.26


Severity

Recommended
0.0
high
0
10

Based on Amazon Linux security rating.

Threat Intelligence

Social Trends
EPSS
0.55% (42nd percentile)

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  • Snyk IDSNYK-AMZN2023-LIBTIFF-16067350
  • published15 Apr 2026
  • disclosed24 Mar 2026

Introduced: 24 Mar 2026

CVE-2026-4775  (opens in a new tab)
CWE-190  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 libtiff to version 0:4.4.0-4.amzn2023.0.26 or higher.
This issue was patched in ALAS2023-2026-1547.

NVD Description

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

A flaw was found in the libtiff library. A remote attacker could exploit a signed integer overflow vulnerability in the putcontig8bitYCbCr44tile function by providing a specially crafted TIFF file. This flaw can lead to an out-of-bounds heap write due to incorrect memory pointer calculations, potentially causing a denial of service (application crash) or arbitrary code execution.

CVSS Base Scores

version 3.1