CVE-2018-18661

MEDIUM

libtiff - NULL Pointer Dereference in LZWDecode

Title source: llm
STIX 2.1

Description

An issue was discovered in LibTIFF 4.0.9. There is a NULL pointer dereference in the function LZWDecode in the file tif_lzw.c.

References (5)

Core 5
Core References
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/3864-1/
Exploit, Issue Tracking, Patch, Third Party Advisory x_refsource_misc
http://bugzilla.maptools.org/show_bug.cgi?id=2819
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/105762
Vendor Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2019:2053
Mailing List mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2019/11/msg00027.html

Scores

CVSS v3 6.5
EPSS 0.0016
EPSS Percentile 37.1%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Details

CWE
CWE-476
Status published
Products (5)
canonical/ubuntu_linux 14.04
canonical/ubuntu_linux 16.04
canonical/ubuntu_linux 18.04
canonical/ubuntu_linux 18.10
libtiff/libtiff 4.0.9
Published Oct 26, 2018
Tracked Since Feb 18, 2026