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Fencer Intel
medium 6.5

CVE-2017-9936 json

In LibTIFF 4.0.8, there is a memory leak in tif_jbig.c.

published 2017-06-26 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-18846

cvss
6.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
7.5%
EPSS 7.5% chance of exploitation in 30 days, percentile 94%
public exploits
1
Exploit-DB

Summary

In LibTIFF 4.0.8, there is a memory leak in tif_jbig.c. A crafted TIFF document can lead to a memory leak resulting in a remote denial of service attack.

Patch / fix

  • tiff Debian 14, Debian 13, Debian 12 4.0.8-3

debian advisories DEBIAN-CVE-2017-9936

  • tiff Ubuntu 14.04 LTS 4.0.3-7ubuntu0.8
  • tiff Ubuntu 16.04 LTS 4.0.6-1ubuntu0.3

ubuntu advisories UBUNTU-CVE-2017-9936

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • tiff openSUSE Tumbleweed 4.3.0-1.3

opensuse advisories openSUSE-SU-2024:11461-1

  • tiff Alpine 3.24, Alpine 3.23, Alpine 3.22 +15 more 4.0.8-r1
  • tiff Alpine 3.6, Alpine 3.5, Alpine 3.4 +1 more 4.0.8-r0

alpine advisories ALPINE-CVE-2017-9936

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2017-9936 updated cvss 3.3

libtiff: memory leak in tif_jbig.c

  • Red Hat Enterprise Linux 5 libtiff Red Hat Enterprise Linux 6 libtiff Red Hat Enterprise Linux 7 libtiff, libtiff-tools, compat-libtiff3
    affected: no fix planned “Will not fix”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. Published
  2. First public exploit (EDB-42300)

Exploit prediction

7.48% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-42300 LibTIFF - 'tif_jbig.c' Denial of Service dos, 2017-07-06

CVSS scores

assigned by version score vector
NVD 3.0 6.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P

Classification

Weakness
  • CWE-772 Missing Release of Resource after Effective Lifetime

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.