{"id":"UBUNTU-CVE-2021-45944","details":"Ghostscript GhostPDL 9.50 through 9.53.3 has a use-after-free in sampled_data_sample (called from sampled_data_continue and interp).","modified":"2026-04-22T13:04:48.592177Z","published":"2022-01-01T00:15:00Z","related":["USN-5224-1","USN-5224-2"],"upstream":["CVE-2021-45944"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-45944"},{"type":"REPORT","url":"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/ghostscript/OSV-2021-237.yaml"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5224-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5224-2"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-45944"}],"affected":[{"package":{"name":"ghostscript","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/ghostscript@9.26~dfsg+0-0ubuntu0.16.04.14+esm1?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.26~dfsg+0-0ubuntu0.16.04.14+esm1"}]}],"versions":["9.16~dfsg~0-0ubuntu3","9.16~dfsg~0-0ubuntu4","9.18~dfsg~0-0ubuntu1","9.18~dfsg~0-0ubuntu2","9.18~dfsg~0-0ubuntu2.2","9.18~dfsg~0-0ubuntu2.3","9.18~dfsg~0-0ubuntu2.4","9.18~dfsg~0-0ubuntu2.6","9.18~dfsg~0-0ubuntu2.7","9.18~dfsg~0-0ubuntu2.8","9.18~dfsg~0-0ubuntu2.9","9.25~dfsg+1-0ubuntu0.16.04.1","9.25~dfsg+1-0ubuntu0.16.04.2","9.25~dfsg+1-0ubuntu0.16.04.3","9.26~dfsg+0-0ubuntu0.16.04.1","9.26~dfsg+0-0ubuntu0.16.04.3","9.26~dfsg+0-0ubuntu0.16.04.4","9.26~dfsg+0-0ubuntu0.16.04.5","9.26~dfsg+0-0ubuntu0.16.04.6","9.26~dfsg+0-0ubuntu0.16.04.7","9.26~dfsg+0-0ubuntu0.16.04.8","9.26~dfsg+0-0ubuntu0.16.04.9","9.26~dfsg+0-0ubuntu0.16.04.10","9.26~dfsg+0-0ubuntu0.16.04.11","9.26~dfsg+0-0ubuntu0.16.04.12","9.26~dfsg+0-0ubuntu0.16.04.13","9.26~dfsg+0-0ubuntu0.16.04.14"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_name":"ghostscript","binary_version":"9.26~dfsg+0-0ubuntu0.16.04.14+esm1"},{"binary_name":"ghostscript-x","binary_version":"9.26~dfsg+0-0ubuntu0.16.04.14+esm1"},{"binary_name":"libgs9","binary_version":"9.26~dfsg+0-0ubuntu0.16.04.14+esm1"},{"binary_version":"9.26~dfsg+0-0ubuntu0.16.04.14+esm1","binary_name":"libgs9-common"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-45944.json"}},{"package":{"name":"ghostscript","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/ghostscript@9.26~dfsg+0-0ubuntu0.18.04.15?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.26~dfsg+0-0ubuntu0.18.04.15"}]}],"versions":["9.21~dfsg+1-0ubuntu3","9.22~dfsg+1-0ubuntu1","9.22~dfsg+1-0ubuntu1.1","9.22~dfsg+1-0ubuntu1.2","9.25~dfsg+1-0ubuntu0.18.04.1","9.25~dfsg+1-0ubuntu0.18.04.2","9.26~dfsg+0-0ubuntu0.18.04.1","9.26~dfsg+0-0ubuntu0.18.04.3","9.26~dfsg+0-0ubuntu0.18.04.4","9.26~dfsg+0-0ubuntu0.18.04.5","9.26~dfsg+0-0ubuntu0.18.04.6","9.26~dfsg+0-0ubuntu0.18.04.7","9.26~dfsg+0-0ubuntu0.18.04.8","9.26~dfsg+0-0ubuntu0.18.04.9","9.26~dfsg+0-0ubuntu0.18.04.10","9.26~dfsg+0-0ubuntu0.18.04.11","9.26~dfsg+0-0ubuntu0.18.04.12","9.26~dfsg+0-0ubuntu0.18.04.13","9.26~dfsg+0-0ubuntu0.18.04.14"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"ghostscript","binary_version":"9.26~dfsg+0-0ubuntu0.18.04.15"},{"binary_name":"ghostscript-x","binary_version":"9.26~dfsg+0-0ubuntu0.18.04.15"},{"binary_name":"libgs9","binary_version":"9.26~dfsg+0-0ubuntu0.18.04.15"},{"binary_name":"libgs9-common","binary_version":"9.26~dfsg+0-0ubuntu0.18.04.15"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-45944.json"}},{"package":{"name":"ghostscript","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/ghostscript@9.50~dfsg-5ubuntu4.5?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.50~dfsg-5ubuntu4.5"}]}],"versions":["9.27~dfsg+0-0ubuntu3","9.27~dfsg+0-0ubuntu4","9.50~dfsg-5ubuntu1","9.50~dfsg-5ubuntu2","9.50~dfsg-5ubuntu3","9.50~dfsg-5ubuntu4","9.50~dfsg-5ubuntu4.1","9.50~dfsg-5ubuntu4.2","9.50~dfsg-5ubuntu4.3","9.50~dfsg-5ubuntu4.4"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"ghostscript","binary_version":"9.50~dfsg-5ubuntu4.5"},{"binary_version":"9.50~dfsg-5ubuntu4.5","binary_name":"ghostscript-x"},{"binary_name":"libgs9","binary_version":"9.50~dfsg-5ubuntu4.5"},{"binary_name":"libgs9-common","binary_version":"9.50~dfsg-5ubuntu4.5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-45944.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"medium"}]}