Huawei EulerOS: Security Advisory for libsndfile (EulerOS-SA-2020-1724)

# Copyright (C) 2020 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("1.3.6.1.4.1.25623.1.1.2.2020.1724");
  script_version("2020-07-03T06:18:55+0000");
  script_cve_id("CVE-2018-19432", "CVE-2018-19661", "CVE-2018-19758");
  script_tag(name:"cvss_base", value:"4.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:N/I:N/A:P");
  script_tag(name:"last_modification", value:"2020-07-03 06:18:55 +0000 (Fri, 03 Jul 2020)");
  script_tag(name:"creation_date", value:"2020-07-03 06:18:55 +0000 (Fri, 03 Jul 2020)");
  script_name("Huawei EulerOS: Security Advisory for libsndfile (EulerOS-SA-2020-1724)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2020 Greenbone Networks GmbH");
  script_family("Huawei EulerOS Local Security Checks");
  script_dependencies("gb_huawei_euleros_consolidation.nasl");
  script_mandatory_keys("ssh/login/euleros", "ssh/login/rpms", re:"ssh/login/release=EULEROSVIRT-3\.0\.6\.0");

  script_xref(name:"EulerOS-SA", value:"2020-1724");
  script_xref(name:"URL", value:"https://developer.huaweicloud.com/ict/en/site-euleros/euleros/security-advisories/EulerOS-SA-2020-1724");

  script_tag(name:"summary", value:"The remote host is missing an update for the Huawei EulerOS
  'libsndfile' package(s) announced via the EulerOS-SA-2020-1724 advisory.");

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

  script_tag(name:"insight", value:"There is a heap-based buffer over-read at wav.c in wav_write_header in libsndfile 1.0.28 that will cause a denial of service.(CVE-2018-19758)

An issue was discovered in libsndfile 1.0.28. There is a buffer over-read in the function i2ulaw_array in ulaw.c that will lead to a denial of service.(CVE-2018-19661)

An issue was discovered in libsndfile 1.0.28. There is a NULL pointer dereference in the function sf_write_int in sndfile.c, which will lead to a denial of service.(CVE-2018-19432)");

  script_tag(name:"affected", value:"'libsndfile' package(s) on Huawei EulerOS Virtualization 3.0.6.0.");

  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 = "";
report = "";

if(release == "EULEROSVIRT-3.0.6.0") {

  if(!isnull(res = isrpmvuln(pkg:"libsndfile", rpm:"libsndfile~1.0.25~10.h10.eulerosv2r7", rls:"EULEROSVIRT-3.0.6.0"))) {
    report += res;
  }

  if(report != "") {
    security_message(data:report);
  } else if (__pkg_match) {
    exit(99);
  }
  exit(0);
}

exit(0);