{"id":"UBUNTU-CVE-2018-14048","details":"An issue has been found in libpng 1.6.34. It is a SEGV in the function png_free_data in png.c, related to the recommended error handling for png_read_image.","modified":"2026-03-11T07:44:11.930196Z","published":"2018-07-13T16:29:00Z","related":["USN-5432-1","USN-5432-2"],"upstream":["CVE-2018-14048"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-14048"},{"type":"REPORT","url":"https://github.com/fouzhe/security/tree/master/libpng"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5432-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5432-2"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-14048"}],"affected":[{"package":{"name":"libpng","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/libpng@1.2.50-1ubuntu2.14.04.3+esm1?arch=source&distro=esm-infra-legacy/trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.2.49-4ubuntu1","1.2.49-5ubuntu1","1.2.50-1ubuntu1","1.2.50-1ubuntu2","1.2.50-1ubuntu2.14.04.1","1.2.50-1ubuntu2.14.04.2","1.2.50-1ubuntu2.14.04.3","1.2.50-1ubuntu2.14.04.3+esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"libpng12-0","binary_version":"1.2.50-1ubuntu2.14.04.3+esm1"},{"binary_name":"libpng12-dev","binary_version":"1.2.50-1ubuntu2.14.04.3+esm1"},{"binary_name":"libpng3","binary_version":"1.2.50-1ubuntu2.14.04.3+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-14048.json"}},{"package":{"name":"libpng","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/libpng@1.2.54-1ubuntu1.1+esm1?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.54-1ubuntu1.1+esm1"}]}],"versions":["1.2.51-0ubuntu3","1.2.54-1","1.2.54-1ubuntu1","1.2.54-1ubuntu1.1"],"ecosystem_specific":{"binaries":[{"binary_name":"libpng12-0","binary_version":"1.2.54-1ubuntu1.1+esm1"},{"binary_name":"libpng12-dev","binary_version":"1.2.54-1ubuntu1.1+esm1"},{"binary_name":"libpng3","binary_version":"1.2.54-1ubuntu1.1+esm1"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-14048.json"}},{"package":{"name":"libpng1.6","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/libpng1.6@1.6.20-2ubuntu0.1~esm1?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.6.20-2ubuntu0.1~esm1"}]}],"versions":["1.6.20-2"],"ecosystem_specific":{"binaries":[{"binary_name":"libpng16-16","binary_version":"1.6.20-2ubuntu0.1~esm1"},{"binary_name":"libpng16-dev","binary_version":"1.6.20-2ubuntu0.1~esm1"},{"binary_name":"libpng16-devtools","binary_version":"1.6.20-2ubuntu0.1~esm1"},{"binary_name":"libpng16-tools","binary_version":"1.6.20-2ubuntu0.1~esm1"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-14048.json"}},{"package":{"name":"libpng1.6","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/libpng1.6@1.6.34-1ubuntu0.18.04.2+esm2?arch=source&distro=esm-infra/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.6.34-1","1.6.34-1ubuntu0.18.04.1","1.6.34-1ubuntu0.18.04.2","1.6.34-1ubuntu0.18.04.2+esm1","1.6.34-1ubuntu0.18.04.2+esm2"],"ecosystem_specific":{"binaries":[{"binary_name":"libpng-dev","binary_version":"1.6.34-1ubuntu0.18.04.2+esm2"},{"binary_name":"libpng-tools","binary_version":"1.6.34-1ubuntu0.18.04.2+esm2"},{"binary_name":"libpng16-16","binary_version":"1.6.34-1ubuntu0.18.04.2+esm2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-14048.json"}}],"schema_version":"1.7.5","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":"Ubuntu","score":"low"}]}