{"id":"USN-6364-1","summary":"ghostscript vulnerabilities","details":"It was discovered that Ghostscript incorrectly handled certain PDF files.\nAn attacker could possibly use this issue to cause a denial of service.\n(CVE-2020-21710)\n\nIt was discovered that Ghostscript incorrectly handled certain PDF files.\nAn attacker could possibly use this issue to cause a denial of service,\nor possibly execute arbitrary code. (CVE-2020-21890)\n","modified":"2026-05-20T16:03:32.841665273Z","published":"2023-09-13T12:47:18Z","related":["UBUNTU-CVE-2020-21710","UBUNTU-CVE-2020-21890"],"upstream":["CVE-2020-21710","CVE-2020-21890","UBUNTU-CVE-2020-21710","UBUNTU-CVE-2020-21890"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6364-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-21710"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-21890"}],"affected":[{"package":{"name":"ghostscript","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/ghostscript?arch=source&distro=esm-apps%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.26~dfsg+0-0ubuntu0.16.04.14+esm7"}]}],"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","9.26~dfsg+0-0ubuntu0.16.04.14+esm1","9.26~dfsg+0-0ubuntu0.16.04.14+esm2","9.26~dfsg+0-0ubuntu0.16.04.14+esm3","9.26~dfsg+0-0ubuntu0.16.04.14+esm4","9.26~dfsg+0-0ubuntu0.16.04.14+esm5","9.26~dfsg+0-0ubuntu0.16.04.14+esm6"],"ecosystem_specific":{"binaries":[{"binary_name":"ghostscript","binary_version":"9.26~dfsg+0-0ubuntu0.16.04.14+esm7"},{"binary_name":"ghostscript-x","binary_version":"9.26~dfsg+0-0ubuntu0.16.04.14+esm7"},{"binary_name":"libgs9","binary_version":"9.26~dfsg+0-0ubuntu0.16.04.14+esm7"},{"binary_name":"libgs9-common","binary_version":"9.26~dfsg+0-0ubuntu0.16.04.14+esm7"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6364-1.json","cves_map":{"cves":[],"ecosystem":"Ubuntu:Pro:16.04:LTS"}}},{"package":{"name":"ghostscript","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/ghostscript?arch=source&distro=esm-infra%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.26~dfsg+0-0ubuntu0.18.04.18+esm2"}]}],"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","9.26~dfsg+0-0ubuntu0.18.04.15","9.26~dfsg+0-0ubuntu0.18.04.16","9.26~dfsg+0-0ubuntu0.18.04.17","9.26~dfsg+0-0ubuntu0.18.04.18","9.26~dfsg+0-0ubuntu0.18.04.18+esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"ghostscript","binary_version":"9.26~dfsg+0-0ubuntu0.18.04.18+esm2"},{"binary_name":"ghostscript-x","binary_version":"9.26~dfsg+0-0ubuntu0.18.04.18+esm2"},{"binary_name":"libgs9","binary_version":"9.26~dfsg+0-0ubuntu0.18.04.18+esm2"},{"binary_name":"libgs9-common","binary_version":"9.26~dfsg+0-0ubuntu0.18.04.18+esm2"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6364-1.json","cves_map":{"cves":[{"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"}],"id":"CVE-2020-21710"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2020-21890"}],"ecosystem":"Ubuntu:Pro:18.04:LTS"}}},{"package":{"name":"ghostscript","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/ghostscript?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.50~dfsg-5ubuntu4.10"}]}],"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","9.50~dfsg-5ubuntu4.5","9.50~dfsg-5ubuntu4.6","9.50~dfsg-5ubuntu4.7","9.50~dfsg-5ubuntu4.8","9.50~dfsg-5ubuntu4.9"],"ecosystem_specific":{"binaries":[{"binary_name":"ghostscript","binary_version":"9.50~dfsg-5ubuntu4.10"},{"binary_name":"ghostscript-x","binary_version":"9.50~dfsg-5ubuntu4.10"},{"binary_name":"libgs9","binary_version":"9.50~dfsg-5ubuntu4.10"},{"binary_name":"libgs9-common","binary_version":"9.50~dfsg-5ubuntu4.10"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6364-1.json","cves_map":{"cves":[{"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"}],"id":"CVE-2020-21710"},{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2020-21890"}],"ecosystem":"Ubuntu:20.04:LTS"}}}],"schema_version":"1.7.5"}