{"id":"CVE-2018-19134","aliases":["BELL-CVE-2018-19134","DEBIAN-CVE-2018-19134","DLA-1620-1","DSA-4346-1","EUVD-2018-10846","GHSA-r77j-73rg-4f8h","RHSA-2018:3834","UBUNTU-CVE-2018-19134"],"status":"published","title":"In Artifex Ghostscript through 9.25, the setpattern operator did not properly validate certain...","description":"In Artifex Ghostscript through 9.25, the setpattern operator did not properly validate certain types. A specially crafted PostScript document could exploit this to crash Ghostscript or, possibly, execute arbitrary code in the context of the Ghostscript process. This is a type confusion issue because of failure to check whether the Implementation of a pattern dictionary was a structure type.","severity":{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02873,"percentile":0.86914,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-704"],"published":"2018-11-27T00:00:00Z","modified":"2026-10-23T18:03:03Z","fixes":[{"ecosystem":"Debian:12","package":"ghostscript","fixed_in":["9.26~dfsg-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"ghostscript","fixed_in":["9.26~dfsg-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"ghostscript","fixed_in":["9.26~dfsg-1"],"sources":["osv"]},{"ecosystem":"Ubuntu:14.04:LTS","package":"ghostscript","fixed_in":["9.26~dfsg+0-0ubuntu0.14.04.1"],"sources":["osv"]},{"ecosystem":"Ubuntu:16.04:LTS","package":"ghostscript","fixed_in":["9.26~dfsg+0-0ubuntu0.16.04.1"],"sources":["osv"]},{"ecosystem":"Ubuntu:18.04:LTS","package":"ghostscript","fixed_in":["9.26~dfsg+0-0ubuntu0.18.04.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"ghostscript","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.26~dfsg-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"ghostscript","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.26~dfsg-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"ghostscript","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.26~dfsg-1"}]}]},{"source":"osv","ecosystem":"Debian:8","package":"ghostscript","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.06~dfsg-2+deb8u13"}]}],"versions":["9.06~dfsg-2","9.06~dfsg-2+deb8u1","9.06~dfsg-2+deb8u10","9.06~dfsg-2+deb8u11","9.06~dfsg-2+deb8u12","9.06~dfsg-2+deb8u2","9.06~dfsg-2+deb8u3","9.06~dfsg-2+deb8u4","9.06~dfsg-2+deb8u5","9.06~dfsg-2+deb8u6","9.06~dfsg-2+deb8u7","9.06~dfsg-2+deb8u8","9.06~dfsg-2+deb8u9"],"bundled":2},{"source":"osv","ecosystem":"Debian:9","package":"ghostscript","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.26~dfsg-0+deb9u1"}]}],"versions":["9.20~dfsg-3.2","9.20~dfsg-3.2+deb9u1","9.20~dfsg-3.2+deb9u2","9.20~dfsg-3.2+deb9u3","9.20~dfsg-3.2+deb9u4","9.20~dfsg-3.2+deb9u5","9.21~dfsg-1","9.21~dfsg-1~exp1","9.22~dfsg-1","9.22~dfsg-2","9.22~dfsg-2.1","9.22~dfsg-2~riscv64","9.22~dfsg-3","9.22~~rc1~dfsg-1","9.24~~rc2~dfsg-1","9.25~dfsg-0+deb9u1","9.25~dfsg-1","9.25~dfsg-1~exp1","9.25~dfsg-2","9.25~dfsg-3","9.25~dfsg-4","9.25~dfsg-5","9.25~dfsg-6","9.25~dfsg-7"],"bundled":6},{"source":"osv","ecosystem":"Red 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Artifex Ghostscript through 9.25, the setpattern operator did not properly validate certain types. A specially crafted PostScript document could exploit this to crash Ghostscript or, possibly, execute arbitrary code in the context of the Ghostscript process. This is a type confusion issue because of failure to check whether the Implementation of a pattern dictionary was a structure type.","status":"published","published":"2018-12-20T22:00:00Z","modified":"2024-08-05T11:30:03.97Z","updated_at":"2026-11-02T14:35:03.288698Z"}],"euvd":[{"id":"EUVD-2018-10846","description":"In Artifex Ghostscript through 9.25, the setpattern operator did not properly validate certain types. A specially crafted PostScript document could exploit this to crash Ghostscript or, possibly, execute arbitrary code in the context of the Ghostscript process. This is a type confusion issue because of failure to check whether the Implementation of a pattern dictionary was a structure type.","status":"published","published":"2018-12-20T22:00:00Z","modified":"2024-08-05T11:30:03Z","updated_at":"2026-11-03T02:39:34.247095Z"}],"ghsa":[{"id":"GHSA-r77j-73rg-4f8h","title":"In Artifex Ghostscript through 9.25, the setpattern operator did not properly validate certain...","description":"In Artifex Ghostscript through 9.25, the setpattern operator did not properly validate certain types. A specially crafted PostScript document could exploit this to crash Ghostscript or, possibly, execute arbitrary code in the context of the Ghostscript process. 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