What is CVE-2016-3624?

CVE-2016-3624 is a high-severity vulnerability in Libtiff, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2016-10-03.

How severe is CVE-2016-3624?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in Libtiff

CVE-2016-3624

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.

Vulnerability class: Buffer Overflow

Published 2016-10-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.041 (90.3th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 90.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.041 · newest: 0.041 · change: 0.000

Affected products

Libtiff

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

www.openwall.com/lists/oss-security/2016/04/08/4 (mailing-list, Exploit, Mailing List, Third Party Advisory)
security.gentoo.org/glsa/201701-16 (vendor-advisory)
www.securityfocus.com/bid/85956 (VDB Entry, Third Party Advisory, vdb-entry)
bugzilla.maptools.org/show_bug.cgi (Exploit, Third Party Advisory, Issue Tracking)
www.debian.org/security/2017/dsa-3762 (vendor-advisory)

Frequently asked questions

What is CVE-2016-3624?: CVE-2016-3624 is a high-severity vulnerability in Libtiff, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2016-10-03.
How severe is CVE-2016-3624?: High severity. CVSS v3 base score is 7.5 out of 10.