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VULNERABILITIES

CVE-2018-7456 Details

Description

A NULL Pointer Dereference occurs in the function TIFFPrintDirectory in tif_print.c in LibTIFF 3.9.3, 3.9.4, 3.9.5, 3.9.6, 3.9.7, 4.0.0alpha4, 4.0.0alpha5, 4.0.0alpha6, 4.0.0beta7, 4.0.0, 4.0.1, 4.0.2, 4.0.3, 4.0.4, 4.0.4beta, 4.0.5, 4.0.6, 4.0.7, 4.0.8 and 4.0.9 when using the tiffinfo tool to print crafted TIFF information, a different vulnerability than CVE-2017-18013. (This affects an earlier part of the TIFFPrintDirectory function that was not addressed by the CVE-2017-18013 patch.)

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.5 MEDIUMVector:CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
http://bugzilla.maptools.org/show_bug.cgi?id=2778 CVEExploitIssue TrackingThird Party Advisory
https://access.redhat.com/errata/RHSA-2019:2051 CVE
https://access.redhat.com/errata/RHSA-2019:2053 CVE
https://github.com/xiaoqx/pocs/tree/master/libtiff CVEExploitThird Party Advisory
https://gitlab.com/libtiff/libtiff/commit/be4c85b16e8801a16eec25e80eb9f3dd6a96731b CVEPatchThird Party Advisory

see all 20 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-476NULL Pointer Dereference[email protected]

Affected Products

ProductVersions
libtiff libtiff
4.0.9

CPE

  • cpe:2.3:a:libtiff:libtiff:4.0.9:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
debian debian linux
7.0
8.0
9.0

CPE

  • cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
  • cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
  • cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
canonical ubuntu linux
14.04
16.04
18.04
18.10

CPE

  • cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
  • cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
  • cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
  • cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

13 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2018-7456
NVD Published Date:
Feb 24, 2018
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2018-7456 Details - Not Deferred