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Fencer Vulns
high 8.8

CVE-2018-15209 json

ChopUpSingleUncompressedStrip in tif_dirread.c in LibTIFF 4.0.9 allows remote attackers to cause a denial of service (heap-based buffer ove…

published 2018-08-08 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-7087

cvss
8.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.9%
EPSS 3.9% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

ChopUpSingleUncompressedStrip in tif_dirread.c in LibTIFF 4.0.9 allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted TIFF file, as demonstrated by tiff2pdf.

Patch / fix

  • tiff Debian 14, Debian 13, Debian 12 4.0.9-5

debian advisories DEBIAN-CVE-2018-15209

  • tiff Ubuntu 14.04 LTS 4.0.3-7ubuntu0.9
  • tiff Ubuntu 16.04 LTS 4.0.6-1ubuntu0.4
  • tiff Ubuntu 18.04 LTS 4.0.9-4ubuntu1

ubuntu advisories UBUNTU-CVE-2018-15209

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

  • libtiff RHEL 8 4.0.9-32.el8_10
  • libtiff-tools RHEL 8 4.0.9-32.el8_10

red hat advisories RHSA-2024:5079

  • libtiff AlmaLinux 8 4.0.9-32.el8_10
  • libtiff-tools AlmaLinux 8 4.0.9-32.el8_10

almalinux advisories ALSA-2024:5079

  • libtiff Rocky Linux 8 4.0.9-32.el8_10

rocky linux advisories RLSA-2024:5079

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-2018-15209 updated cvss 5.3

libtiff: Heap-based buffer overflow in ChopUpSingleUncompressedStrip in tif_dirread.c

  • Red Hat Enterprise Linux AppStream (v. 8) libtiff 4.0.9-32.el8_10 Red Hat Enterprise Linux CRB (v. 8) libtiff-tools 4.0.9-32.el8_10
    fixed: vendor fix RHSA-2024:5079
  • Red Hat Enterprise Linux 5 libtiff Red Hat Enterprise Linux 6 libtiff Red Hat Enterprise Linux 7 libtiff, libtiff-tools, compat-libtiff3
    not affected: vulnerable code not present

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

Exploit prediction

3.92% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • bugzilla.maptools.org http://bugzilla.maptools.org/show_bug.cgi?id=2808 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.0 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness

References

Sources

Fencer Vulns 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.