Integer Overflow or Wraparound Affecting tiff package, versions <4.5.0-6+deb12u4


Severity

Recommended
0.0
high
0
10

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Threat Intelligence

EPSS
0.55% (46th percentile)

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  • Snyk IDSNYK-ECHOLATEST-TIFF-18022515
  • published20 Jul 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 Echo:latest tiff to version 4.5.0-6+deb12u4 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream tiff package and not the tiff package as distributed by Echo. See How to fix? for Echo:latest 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.

References

CVSS Base Scores

version 3.1