{"id":"CVE-2018-19210","details":"In LibTIFF 4.0.9, there is a NULL pointer dereference in the TIFFWriteDirectorySec function in tif_dirwrite.c that will lead to a denial of service attack, as demonstrated by tiffset.","modified":"2026-07-07T08:50:03.436059201Z","published":"2018-11-12T19:29:00.300Z","related":["SUSE-SU-2018:4008-1","SUSE-SU-2018:4191-1","SUSE-SU-2019:0786-1","openSUSE-SU-2019:1161-1","openSUSE-SU-2024:11461-1"],"database_specific":{"unresolved_ranges":[{"cpes":["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:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"14.04"},{"last_affected":"14.04"},{"introduced":"16.04"},{"last_affected":"16.04"},{"introduced":"18.04"},{"last_affected":"18.04"},{"introduced":"18.10"},{"last_affected":"18.10"}],"source":"CPE_STRING","vendor_product":"canonical:ubuntu_linux"},{"vendor_product":"debian:debian_linux","cpes":["cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"8.0"},{"last_affected":"8.0"}],"source":"CPE_STRING"}]},"references":[{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00041.html"},{"type":"WEB","url":"http://packetstormsecurity.com/files/155095/Slackware-Security-Advisory-libtiff-Updates.html"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/C6IL2QFKE6MGVUTOPU2UUWITTE36KRDF/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TX5UEYHGMTNEHJB4FHE7HCJ75UQDNKGB/"},{"type":"WEB","url":"https://seclists.org/bugtraq/2019/Nov/5"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/105932"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2019/02/msg00026.html"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202003-25"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3906-1/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2020/dsa-4670"},{"type":"REPORT","url":"http://bugzilla.maptools.org/show_bug.cgi?id=2820"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/vadz/libtiff","events":[{"introduced":"636f2684a0faaf9510ae4219f286a53f98f37483"},{"last_affected":"636f2684a0faaf9510ae4219f286a53f98f37483"}],"database_specific":{"cpe":"cpe:2.3:a:libtiff:libtiff:4.0.9:*:*:*:*:*:*:*","extracted_events":[{"introduced":"4.0.9"},{"last_affected":"4.0.9"}],"source":"CPE_STRING"}}],"versions":["4.0.9","Release-v4-0-9"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-19210.json"}},{"ranges":[{"type":"GIT","repo":"https://gitlab.com/libtiff/libtiff","events":[{"introduced":"020bd2fd3b4235b2175dafa9633d2b191c50e7cd"},{"last_affected":"020bd2fd3b4235b2175dafa9633d2b191c50e7cd"}],"database_specific":{"cpe":"cpe:2.3:a:libtiff:libtiff:4.0.9:*:*:*:*:*:*:*","extracted_events":[{"introduced":"4.0.9"},{"last_affected":"4.0.9"}],"source":"CPE_STRING"}}],"versions":["4.0.9","v4.0.9"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-19210.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}