CVE-2017-13726

medium

Published 2017-08-29 · Modified 2026-05-13

CVSS v3

6.5

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

CVSS v2

4.3

VIR risk

6.5

Description

There is a reachable assertion abort in the function TIFFWriteDirectorySec() in LibTIFF 4.0.8, related to tif_dirwrite.c and a SubIFD tag. A crafted input will lead to a remote denial of service attack.

Predictions

Exploit likelihood

75%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2017-13726

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2017-13726.html

OS impact

OS	Version	Status	Fixed in
sles		affected
arch		fixed	`4.0.9-1`
debian	bookworm	fixed	`4.0.8-5`
debian	bullseye	fixed	`4.0.8-5`
debian	forky	fixed	`4.0.8-5`
debian	sid	fixed	`4.0.8-5`
debian	trixie	fixed	`4.0.8-5`

Application impact

Vendor	Product	Versions	Fixed
libtiff	libtiff	`4.0.8`

References

CWEs

CWE-617

Verify integrity in audit chain (admin only). AS-IS.