{"id":"UBUNTU-CVE-2019-14973","details":"_TIFFCheckMalloc and _TIFFCheckRealloc in tif_aux.c in LibTIFF through 4.0.10 mishandle Integer Overflow checks because they rely on compiler behavior that is undefined by the applicable C standards. This can, for example, lead to an application crash.","modified":"2026-01-30T01:19:09.863753Z","published":"2019-08-14T06:15:00Z","related":["USN-4158-1","USN-5841-1"],"upstream":["CVE-2019-14973"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-14973"},{"type":"REPORT","url":"https://gitlab.com/libtiff/libtiff/merge_requests/90"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4158-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5841-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2019-14973"}],"affected":[{"package":{"name":"tiff","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/tiff@4.0.3-7ubuntu0.11+esm6?arch=source&distro=trusty/esm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.3-7ubuntu0.11+esm6"}]}],"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","4.0.3-7ubuntu0.11","4.0.3-7ubuntu0.11+esm1","4.0.3-7ubuntu0.11+esm2","4.0.3-7ubuntu0.11+esm3","4.0.3-7ubuntu0.11+esm4","4.0.3-7ubuntu0.11+esm5"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_version":"4.0.3-7ubuntu0.11+esm6","binary_name":"libtiff-opengl"},{"binary_version":"4.0.3-7ubuntu0.11+esm6","binary_name":"libtiff-tools"},{"binary_version":"4.0.3-7ubuntu0.11+esm6","binary_name":"libtiff4-dev"},{"binary_version":"4.0.3-7ubuntu0.11+esm6","binary_name":"libtiff5"},{"binary_version":"4.0.3-7ubuntu0.11+esm6","binary_name":"libtiff5-alt-dev"},{"binary_version":"4.0.3-7ubuntu0.11+esm6","binary_name":"libtiff5-dev"},{"binary_version":"4.0.3-7ubuntu0.11+esm6","binary_name":"libtiffxx5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-14973.json"}},{"package":{"name":"tiff","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/tiff@4.0.6-1ubuntu0.7?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.6-1ubuntu0.7"}]}],"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","4.0.6-1ubuntu0.6"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"4.0.6-1ubuntu0.7","binary_name":"libtiff-opengl"},{"binary_version":"4.0.6-1ubuntu0.7","binary_name":"libtiff-tools"},{"binary_version":"4.0.6-1ubuntu0.7","binary_name":"libtiff5"},{"binary_version":"4.0.6-1ubuntu0.7","binary_name":"libtiff5-dev"},{"binary_version":"4.0.6-1ubuntu0.7","binary_name":"libtiffxx5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-14973.json"}},{"package":{"name":"tiff","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/tiff@4.0.9-5ubuntu0.3?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.9-5ubuntu0.3"}]}],"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","4.0.9-5ubuntu0.2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"4.0.9-5ubuntu0.3","binary_name":"libtiff-dev"},{"binary_version":"4.0.9-5ubuntu0.3","binary_name":"libtiff-opengl"},{"binary_version":"4.0.9-5ubuntu0.3","binary_name":"libtiff-tools"},{"binary_version":"4.0.9-5ubuntu0.3","binary_name":"libtiff5"},{"binary_version":"4.0.9-5ubuntu0.3","binary_name":"libtiff5-dev"},{"binary_version":"4.0.9-5ubuntu0.3","binary_name":"libtiffxx5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-14973.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"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"}]}