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Vulnerability record · CVE-2016-3623 · published 3 October 2016

CVE-2016-3623: Libtiff divide by zero vulnerability

Libtiff · Libtiff

The rgb2ycbcr tool in LibTIFF 4.0.6 and earlier allows remote attackers to cause a denial of service (divide-by-zero) by setting the (1) v or (2) h parameter to 0.

7.5 CVSS 3.0 High EPSS 5.5% · top 7.4% CWE-369 · Divide by zero
7.5CVSS 3.0 base score, v2 5.0
5.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
12References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

The rgb2ycbcr tool in LibTIFF 4.0.6 and earlier allows remote attackers to cause a denial of service (divide-by-zero) by setting the (1) v or (2) h parameter to 0.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://bugzilla.maptools.org/show_bug.cgi?id=2569 Issue Tracking
http://lists.opensuse.org/opensuse-updates/2016-09/msg00039.html ExploitThird Party Advisory
http://www.debian.org/security/2017/dsa-3762
http://www.openwall.com/lists/oss-security/2016/04/08/3 ExploitMailing ListThird Party Advisory
http://www.securityfocus.com/bid/85952 Third Party AdvisoryVDB Entry
https://security.gentoo.org/glsa/201701-16
http://bugzilla.maptools.org/show_bug.cgi?id=2569 Issue Tracking
http://lists.opensuse.org/opensuse-updates/2016-09/msg00039.html ExploitThird Party Advisory
http://www.debian.org/security/2017/dsa-3762
http://www.openwall.com/lists/oss-security/2016/04/08/3 ExploitMailing ListThird Party Advisory
http://www.securityfocus.com/bid/85952 Third Party AdvisoryVDB Entry
https://security.gentoo.org/glsa/201701-16

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2016-3623), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.