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CVE-2018-18284

Status Candidate

Overview

Artifex Ghostscript 9.25 and earlier allows attackers to bypass a sandbox protection mechanism via vectors involving the 1Policy operator.

Related Files

Red Hat Security Advisory 2018-3834-01
Posted Dec 18, 2018
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2018-3834-01 - The Ghostscript suite contains utilities for rendering PostScript and PDF documents. Ghostscript translates PostScript code to common bitmap formats so that the code can be displayed or printed. Issues addressed include a bypass vulnerability.

tags | advisory, bypass
systems | linux, redhat
advisories | CVE-2018-15911, CVE-2018-16541, CVE-2018-16802, CVE-2018-17183, CVE-2018-17961, CVE-2018-18073, CVE-2018-18284, CVE-2018-19134, CVE-2018-19409
SHA-256 | f5f96e39e74386a862dbdf24dde2652838709fb7d29500c0d76bd6ebb2ae845e
Debian Security Advisory 4336-1
Posted Nov 12, 2018
Authored by Debian | Site debian.org

Debian Linux Security Advisory 4336-1 - Several vulnerabilities were discovered in Ghostscript, the GPL PostScript/PDF interpreter, which may result in denial of service, disclosure of existence and size of arbitrary files, or the execution of arbitrary code if a malformed Postscript file is processed (despite the dSAFER sandbox being enabled).

tags | advisory, denial of service, arbitrary, vulnerability
systems | linux, debian
advisories | CVE-2018-11645, CVE-2018-17961, CVE-2018-18073, CVE-2018-18284
SHA-256 | 7e05b4b5b1f00eff8bded029cb3e5ca4e7b8b42b276d38f2c46ed503799239a9
Ghostscript 1Policy Dangerous Access To Operator
Posted Oct 18, 2018
Authored by Tavis Ormandy, Google Security Research

Ghostscript has an issues where callers of a procedure are not forced to be properly marked as executeonly or pseudo-operators, allowing for the ability to take complete control of it.

tags | advisory
advisories | CVE-2018-18284
SHA-256 | c212335a3050997bb3269410331972bd215ee205ac25561281f6b950ad7bb670
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