Medium 6.5Published Jan 19, 2018

CVE-2018-5784In LibTIFF 4.0.9, there is an uncontrolled resource consumption in the TIFFSetDirectory function of tif_dir.c.

Updated under an hour ago (Nov 2, 2026, 12:10 AM ET)

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It affects libtiff and 2 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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In LibTIFF 4.0.9, there is an uncontrolled resource consumption in the TIFFSetDirectory function of tif_dir.c. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted tif file. This occurs because the declared number of directory entries is not validated against the actual number of directory entries.

CVSS: 6.5 MEDIUM (v3.0, NVD)CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-400
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Modified
Record last updated: Jun 16, 2026
First seen by InfoSec Signals: Nov 1, 2026

Affected products

Affected products

libtiff libtiff libtiff:libtiff	4.0.9	NVD
debian debian_linux debian:debian_linux	7.0; 8.0; 9.0	NVD
canonical ubuntu_linux canonical:ubuntu_linux	14.04; 16.04; 17.10	NVD

References

References

http://bugzilla.maptools.org/show_bug.cgi?id=2772	exploit, issue-tracking, third-party-advisory
https://gitlab.com/libtiff/libtiff/commit/473851d211cf8805a161820337ca74cc9615d6ef	patch, third-party-advisory
https://lists.debian.org/debian-lts-announce/2018/05/msg00022.html	mailing-list, third-party-advisory
https://lists.debian.org/debian-lts-announce/2018/07/msg00002.html	mailing-list, third-party-advisory
https://usn.ubuntu.com/3602-1/	third-party-advisory
https://usn.ubuntu.com/3606-1/	third-party-advisory
https://www.debian.org/security/2018/dsa-4349	third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.