CVE-2016-3624

The cvtClump function in the rgb2ycbcr tool in LibTIFF 4.0.6 and earlier allows remote attackers...

7.5 HighFix available

The cvtClump function in the rgb2ycbcr tool in LibTIFF 4.0.6 and earlier allows remote attackers to cause a denial of service (out-of-bounds write) by setting the "-v" option to -1.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: High

Exploit likelihood

4.45%Up 3.2 points since Feb 4, 2022

What each source reports

NVD Score used 7.5

The cvtClump function in the rgb2ycbcr tool in LibTIFF 4.0.6 and earlier allows remote attackers to cause a denial of service (out-of-bounds write) by setting the "-v" option to -1.

Record: CVE-2016-3624
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness: CWE-787
Updated: 2026-11-02

CVE List No score

The cvtClump function in the rgb2ycbcr tool in LibTIFF 4.0.6 and earlier allows remote attackers to cause a denial of service (out-of-bounds write) by setting the "-v" option to -1.

Record: CVE-2016-3624
Updated: 2026-11-02

EUVDEUVD-2016-4650 No score

The cvtClump function in the rgb2ycbcr tool in LibTIFF 4.0.6 and earlier allows remote attackers to cause a denial of service (out-of-bounds write) by setting the "-v" option to -1.

Record: EUVD-2016-4650
Updated: 2026-11-03

GitHub AdvisoriesGHSA-g6q5-rqfh-3jr6 7.5

The cvtClump function in the rgb2ycbcr tool in LibTIFF 4.0.6 and earlier allows remote attackers...

The cvtClump function in the rgb2ycbcr tool in LibTIFF 4.0.6 and earlier allows remote attackers to cause a denial of service (out-of-bounds write) by setting the "-v" option to -1.

Record: GHSA-g6q5-rqfh-3jr6
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness: CWE-787
Updated: 2026-11-02

OSVALPINE-CVE-2016-3624 7.5

The cvtClump function in the rgb2ycbcr tool in LibTIFF 4.0.6 and earlier allows remote attackers to cause a denial of service (out-of-bounds write) by setting the "-v" option to -1.

Record: ALPINE-CVE-2016-3624
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSV 7.5

The cvtClump function in the rgb2ycbcr tool in LibTIFF 4.0.6 and earlier allows remote attackers to cause a denial of service (out-of-bounds write) by setting the "-v" option to -1.

Record: CVE-2016-3624
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSVDEBIAN-CVE-2016-3624 7.5

The cvtClump function in the rgb2ycbcr tool in LibTIFF 4.0.6 and earlier allows remote attackers to cause a denial of service (out-of-bounds write) by setting the "-v" option to -1.

Record: DEBIAN-CVE-2016-3624
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSVUBUNTU-CVE-2016-3624 7.5

The cvtClump function in the rgb2ycbcr tool in LibTIFF 4.0.6 and earlier allows remote attackers to cause a denial of service (out-of-bounds write) by setting the "-v" option to -1.

Record: UBUNTU-CVE-2016-3624
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSVUSN-3212-1 No score

tiff vulnerabilities

It was discovered that LibTIFF incorrectly handled certain malformed images. If a user or automated system were tricked into opening a specially crafted image, a remote attacker could crash the application, leading to a denial of service, or possibly execute arbitrary code with user privileges.

Record: USN-3212-1
Updated: 2026-11-02

Affected products

libtiff

Affected packages

Affected packages
Package	Affected	Fixed
`tiff` Alpine:v3.2	before 4.0.7-r0	4.0.7-r0
`tiff` Alpine:v3.3	before 4.0.7-r0	4.0.7-r0
`tiff` Alpine:v3.4	before 4.0.7-r0	4.0.7-r0
`tiff` Debian:12	before 4.0.6-3	4.0.6-3
`tiff` Debian:13	before 4.0.6-3	4.0.6-3
`tiff` Debian:14	before 4.0.6-3	4.0.6-3
`tiff` Debian:7	before 4.0.2-6+deb7u9, plus listed versions 4.0.2-64.0.2-6+deb7u14.0.2-6+deb7u24.0.2-6+deb7u34.0.2-6+deb7u4 Show 4 moreShow less 4.0.2-6+deb7u54.0.2-6+deb7u64.0.2-6+deb7u74.0.2-6+deb7u8	4.0.2-6+deb7u9
`tiff` Debian:8	before 4.0.3-12.3+deb8u2, plus listed versions 4.0.3-12.34.0.3-12.3+deb8u1	4.0.3-12.3+deb8u2
`tiff` Ubuntu:14.04:LTS	before 4.0.3-7ubuntu0.6, plus listed versions 4.0.2-4ubuntu34.0.3-5ubuntu14.0.3-64.0.3-6ubuntu14.0.3-7 Show 4 moreShow less 4.0.3-7ubuntu0.14.0.3-7ubuntu0.24.0.3-7ubuntu0.34.0.3-7ubuntu0.4	4.0.3-7ubuntu0.6
`tiff` Ubuntu:16.04:LTS	before 4.0.6-1ubuntu0.1, plus listed versions 4.0.3-12.3ubuntu24.0.5-14.0.6-1	4.0.6-1ubuntu0.1

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2016-3624 is a high vulnerability (CVSS 7.5) in Libtiff, published October 3, 2016. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 4.45%, the 91st percentile. Fixed in tiff 4.0.7-r0.

References

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