What is CVE-2016-5319?

CVE-2016-5319 is a medium-severity vulnerability in Libtiff, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.5/10. Published 2017-01-20.

How severe is CVE-2016-5319?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Buffer overflow in Libtiff

CVE-2016-5319

Heap-based buffer overflow in tif_packbits.c in libtiff 4.0.6 and earlier allows remote attackers to crash the application via a crafted bmp file.

Vulnerability class: Buffer Overflow

Published 2017-01-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.037 (89.4th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 89.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.037 · newest: 0.037 · change: -0.000

Affected products

Libtiff

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

security.gentoo.org/glsa/201701-16 (vendor-advisory)
www.securityfocus.com/bid/88604 (VDB Entry, Third Party Advisory, vdb-entry)
www.openwall.com/lists/oss-security/2016/04/27/6 (mailing-list, Mailing List, Third Party Advisory)
www.openwall.com/lists/oss-security/2016/06/07/1 (mailing-list, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2016-5319?: CVE-2016-5319 is a medium-severity vulnerability in Libtiff, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.5/10. Published 2017-01-20.
How severe is CVE-2016-5319?: Medium severity. CVSS v3 base score is 6.5 out of 10.