{"id":"UBUNTU-CVE-2018-17000","details":"A NULL pointer dereference in the function _TIFFmemcmp at tif_unix.c (called from TIFFWriteDirectoryTagTransferfunction) in LibTIFF 4.0.9 allows an attacker to cause a denial-of-service through a crafted tiff file. This vulnerability can be triggered by the executable tiffcp.","modified":"2026-02-04T04:30:41.937172Z","published":"2018-09-13T00:00:00Z","related":["USN-3906-1"],"upstream":["CVE-2018-17000"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-17000"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3906-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-17000"}],"affected":[{"package":{"name":"tiff","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/tiff@4.0.3-7ubuntu0.11?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.3-7ubuntu0.11"}]}],"versions":["4.0.2-4ubuntu3","4.0.3-5ubuntu1","4.0.3-6","4.0.3-6ubuntu1","4.0.3-7","4.0.3-7ubuntu0.1","4.0.3-7ubuntu0.2","4.0.3-7ubuntu0.3","4.0.3-7ubuntu0.4","4.0.3-7ubuntu0.6","4.0.3-7ubuntu0.7","4.0.3-7ubuntu0.8","4.0.3-7ubuntu0.9","4.0.3-7ubuntu0.10"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"4.0.3-7ubuntu0.11","binary_name":"libtiff-opengl"},{"binary_version":"4.0.3-7ubuntu0.11","binary_name":"libtiff-tools"},{"binary_version":"4.0.3-7ubuntu0.11","binary_name":"libtiff4-dev"},{"binary_version":"4.0.3-7ubuntu0.11","binary_name":"libtiff5"},{"binary_version":"4.0.3-7ubuntu0.11","binary_name":"libtiff5-alt-dev"},{"binary_version":"4.0.3-7ubuntu0.11","binary_name":"libtiff5-dev"},{"binary_version":"4.0.3-7ubuntu0.11","binary_name":"libtiffxx5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-17000.json"}},{"package":{"name":"tiff","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/tiff@4.0.6-1ubuntu0.6?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.6-1ubuntu0.6"}]}],"versions":["4.0.3-12.3ubuntu2","4.0.5-1","4.0.6-1","4.0.6-1ubuntu0.1","4.0.6-1ubuntu0.2","4.0.6-1ubuntu0.3","4.0.6-1ubuntu0.4","4.0.6-1ubuntu0.5"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"4.0.6-1ubuntu0.6","binary_name":"libtiff-opengl"},{"binary_version":"4.0.6-1ubuntu0.6","binary_name":"libtiff-tools"},{"binary_version":"4.0.6-1ubuntu0.6","binary_name":"libtiff5"},{"binary_version":"4.0.6-1ubuntu0.6","binary_name":"libtiff5-dev"},{"binary_version":"4.0.6-1ubuntu0.6","binary_name":"libtiffxx5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-17000.json"}},{"package":{"name":"tiff","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/tiff@4.0.9-5ubuntu0.2?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.9-5ubuntu0.2"}]}],"versions":["4.0.8-5","4.0.8-6","4.0.9-1","4.0.9-2","4.0.9-3","4.0.9-4","4.0.9-4ubuntu1","4.0.9-5","4.0.9-5ubuntu0.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"4.0.9-5ubuntu0.2","binary_name":"libtiff-dev"},{"binary_version":"4.0.9-5ubuntu0.2","binary_name":"libtiff-opengl"},{"binary_version":"4.0.9-5ubuntu0.2","binary_name":"libtiff-tools"},{"binary_version":"4.0.9-5ubuntu0.2","binary_name":"libtiff5"},{"binary_version":"4.0.9-5ubuntu0.2","binary_name":"libtiff5-dev"},{"binary_version":"4.0.9-5ubuntu0.2","binary_name":"libtiffxx5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-17000.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}]}