openSUSE: Security Advisory for expat (SUSE-SU-2022:2294-1)

# Copyright (C) 2022 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("1.3.6.1.4.1.25623.1.0.854777");
  script_version("2022-07-13T10:13:19+0000");
  script_cve_id("CVE-2022-25235", "CVE-2022-25236", "CVE-2022-25313", "CVE-2022-25314", "CVE-2022-25315");
  script_tag(name:"cvss_base", value:"7.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_tag(name:"last_modification", value:"2022-07-13 10:13:19 +0000 (Wed, 13 Jul 2022)");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2022-02-25 18:40:00 +0000 (Fri, 25 Feb 2022)");
  script_tag(name:"creation_date", value:"2022-07-07 01:01:41 +0000 (Thu, 07 Jul 2022)");
  script_name("openSUSE: Security Advisory for expat (SUSE-SU-2022:2294-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2022 Greenbone Networks GmbH");
  script_family("SuSE Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/suse", "ssh/login/rpms", re:"ssh/login/release=openSUSELeap15\.4");

  script_xref(name:"Advisory-ID", value:"SUSE-SU-2022:2294-1");
  script_xref(name:"URL", value:"https://lists.opensuse.org/archives/list/[email protected]/thread/TWP5ALO6U24ASQO3W7TQH2N4LTWXGHEC");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'expat'
  package(s) announced via the SUSE-SU-2022:2294-1 advisory.");

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

  script_tag(name:"insight", value:"This update for expat fixes the following issues:

  - CVE-2022-25236: Fixed possible namespace-separator characters insertion
       into namespace URIs (bsc#1196025).

  - Fixed a regression caused by the patch for CVE-2022-25236 (bsc#1196784).

  - CVE-2022-25235: Fixed UTF-8 character validation in a certain context
       (bsc#1196026).

  - CVE-2022-25313: Fixed stack exhaustion in build_model() via uncontrolled
       recursion (bsc#1196168).

  - CVE-2022-25314: Fixed integer overflow in copyString (bsc#1196169).

  - CVE-2022-25315: Fixed integer overflow in storeRawNames (bsc#1196171).");

  script_tag(name:"affected", value:"'expat' package(s) on openSUSE Leap 15.4.");

  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 == "openSUSELeap15.4") {

  if(!isnull(res = isrpmvuln(pkg:"expat", rpm:"expat~2.4.4~150400.3.6.9", rls:"openSUSELeap15.4"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"expat-debuginfo", rpm:"expat-debuginfo~2.4.4~150400.3.6.9", rls:"openSUSELeap15.4"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"expat-debugsource", rpm:"expat-debugsource~2.4.4~150400.3.6.9", rls:"openSUSELeap15.4"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libexpat-devel", rpm:"libexpat-devel~2.4.4~150400.3.6.9", rls:"openSUSELeap15.4"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libexpat1", rpm:"libexpat1~2.4.4~150400.3.6.9", rls:"openSUSELeap15.4"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libexpat1-debuginfo", rpm:"libexpat1-debuginfo~2.4.4~150400.3.6.9", rls:"openSUSELeap15.4"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"expat-32bit-debuginfo", rpm:"expat-32bit-debuginfo~2.4.4~150400.3.6.9", rls:"openSUSELeap15.4"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libexpat-devel-32bit", rpm:"libexpat-devel-32bit~2.4.4~150400.3.6.9", rls:"openSUSELeap15.4"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libexpat1-32bit", rpm:"libexpat1-32bit~2.4.4~150400.3.6.9", rls:"openSUSELeap15.4"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libexpat1-32bit-debuginfo", rpm:"libexpat1-32bit-debuginfo~2.4.4~150400.3.6.9", rls:"openSUSELeap15.4"))) {
    report += res;
  }

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

exit(0);