CentOS Update for ghostscript CESA-2019:0229 centos7

# Copyright (C) 2019 Greenbone Networks GmbH
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-or-later
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.883005");
  script_version("2023-10-27T16:11:32+0000");
  script_cve_id("CVE-2018-16540", "CVE-2018-19475", "CVE-2018-19476", "CVE-2018-19477", "CVE-2019-6116");
  script_tag(name:"cvss_base", value:"6.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:P/A:P");
  script_tag(name:"last_modification", value:"2023-10-27 16:11:32 +0000 (Fri, 27 Oct 2023)");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2023-03-01 18:41:00 +0000 (Wed, 01 Mar 2023)");
  script_tag(name:"creation_date", value:"2019-02-10 04:03:52 +0100 (Sun, 10 Feb 2019)");
  script_name("CentOS Update for ghostscript CESA-2019:0229 centos7");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2019 Greenbone Networks GmbH");
  script_family("CentOS Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/centos", "ssh/login/rpms", re:"ssh/login/release=CentOS7");

  script_xref(name:"CESA", value:"2019:0229");
  script_xref(name:"URL", value:"http://lists.centos.org/pipermail/centos-announce/2019-February/023191.html");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'ghostscript'
  package(s) announced via the CESA-2019:0229 advisory.");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");

  script_tag(name:"insight", value:"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.

Security Fix(es):

  * ghostscript: use-after-free in copydevice handling (699661)
(CVE-2018-16540)

  * ghostscript: access bypass in psi/zdevice2.c (700153) (CVE-2018-19475)

  * ghostscript: access bypass in psi/zicc.c (700169) (CVE-2018-19476)

  * ghostscript: access bypass in psi/zfjbig2.c (700168) (CVE-2018-19477)

  * ghostscript: subroutines within pseudo-operators must themselves be
pseudo-operators (700317) (CVE-2019-6116)

For more details about the security issue(s), including the impact, a CVSS
score, and other related information, refer to the CVE page(s) listed in
the References section.

Red Hat would like to thank Tavis Ormandy (Google Project Zero) for
reporting CVE-2019-6116.

Bug Fix(es):

  * Previously, ghostscript-9.07-31.el7_6.1 introduced a regression during
the standard input reading, causing a '/invalidfileaccess in --run--'
error. With this update, the regression has been fixed and the described
error no longer occurs. (BZ#1665919)");

  script_tag(name:"affected", value:"ghostscript on CentOS 7.");

  script_tag(name:"solution", value:"Please install the updated package(s).");

  script_tag(name:"solution_type", value:"VendorFix");
  script_tag(name:"qod_type", value:"package");

  exit(0);
}

include("revisions-lib.inc");
include("pkg-lib-rpm.inc");

release = rpm_get_ssh_release();
if(!release) exit(0);

res = "";

if(release == "CentOS7")
{

  if ((res = isrpmvuln(pkg:"ghostscript", rpm:"ghostscript~9.07~31.el7_6.9", rls:"CentOS7")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isrpmvuln(pkg:"ghostscript-cups", rpm:"ghostscript-cups~9.07~31.el7_6.9", rls:"CentOS7")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isrpmvuln(pkg:"ghostscript-devel", rpm:"ghostscript-devel~9.07~31.el7_6.9", rls:"CentOS7")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isrpmvuln(pkg:"ghostscript-doc", rpm:"ghostscript-doc~9.07~31.el7_6.9", rls:"CentOS7")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isrpmvuln(pkg:"ghostscript-gtk", rpm:"ghostscript-gtk~9.07~31.el7_6.9", rls:"CentOS7")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if (__pkg_match) exit(99);
  exit(0);
}