SUSE: Security Advisory (SUSE-SU-2022:0178-1)

# SPDX-FileCopyrightText: 2022 Greenbone AG
# 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-only

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.1.4.2022.0178.1");
  script_cve_id("CVE-2021-45960", "CVE-2021-46143", "CVE-2022-22822", "CVE-2022-22823", "CVE-2022-22824", "CVE-2022-22825", "CVE-2022-22826", "CVE-2022-22827");
  script_tag(name:"creation_date", value:"2022-01-26 07:40:11 +0000 (Wed, 26 Jan 2022)");
  script_version("2025-08-15T15:42:25+0000");
  script_tag(name:"last_modification", value:"2025-08-15 15:42:25 +0000 (Fri, 15 Aug 2025)");
  script_tag(name:"cvss_base", value:"9.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:C/I:C/A:C");
  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:"2022-02-11 15:53:21 +0000 (Fri, 11 Feb 2022)");

  script_name("SUSE: Security Advisory (SUSE-SU-2022:0178-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2022 Greenbone AG");
  script_family("SuSE Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/suse_sles", "ssh/login/rpms", re:"ssh/login/release=(SLES15\.0SP3|SLES15\.0|SLES15\.0SP1|SLES15\.0SP2)");

  script_xref(name:"Advisory-ID", value:"SUSE-SU-2022:0178-1");
  script_xref(name:"URL", value:"https://www.suse.com/support/update/announcement/2022/suse-su-20220178-1.html");
  script_xref(name:"URL", value:"https://bugzilla.suse.com/1194251");
  script_xref(name:"URL", value:"https://bugzilla.suse.com/1194362");
  script_xref(name:"URL", value:"https://bugzilla.suse.com/1194474");
  script_xref(name:"URL", value:"https://bugzilla.suse.com/1194476");
  script_xref(name:"URL", value:"https://bugzilla.suse.com/1194477");
  script_xref(name:"URL", value:"https://bugzilla.suse.com/1194478");
  script_xref(name:"URL", value:"https://bugzilla.suse.com/1194479");
  script_xref(name:"URL", value:"https://bugzilla.suse.com/1194480");
  script_xref(name:"URL", value:"https://lists.suse.com/pipermail/sle-security-updates/2022-January/010063.html");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'expat' package(s) announced via the SUSE-SU-2022:0178-1 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-2021-45960: Fixed left shift in the storeAtts function in xmlparse.c that can lead to realloc misbehavior (bsc#1194251).
- CVE-2021-46143: Fixed integer overflow in m_groupSize in doProlog (bsc#1194362).
- CVE-2022-22822: Fixed integer overflow in addBinding in xmlparse.c (bsc#1194474).
- CVE-2022-22823: Fixed integer overflow in build_model in xmlparse.c (bsc#1194476).
- CVE-2022-22824: Fixed integer overflow in defineAttribute in xmlparse.c (bsc#1194477).
- CVE-2022-22825: Fixed integer overflow in lookup in xmlparse.c (bsc#1194478).
- CVE-2022-22826: Fixed integer overflow in nextScaffoldPart in xmlparse.c (bsc#1194479).
- CVE-2022-22827: Fixed integer overflow in storeAtts in xmlparse.c (bsc#1194480).");

  script_tag(name:"affected", value:"'expat' package(s) on SUSE Linux Enterprise Server 15, SUSE Linux Enterprise Server 15-SP1, SUSE Linux Enterprise Server 15-SP2, SUSE Linux Enterprise Server for SAP Applications 15, SUSE Linux Enterprise Server for SAP Applications 15-SP1, SUSE Linux Enterprise Server for SAP Applications 15-SP2.");

  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 == "SLES15.0SP3") {

  if(!isnull(res = isrpmvuln(pkg:"expat", rpm:"expat~2.2.5~3.9.1", rls:"SLES15.0SP3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"expat-32bit-debuginfo", rpm:"expat-32bit-debuginfo~2.2.5~3.9.1", rls:"SLES15.0SP3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"expat-debuginfo", rpm:"expat-debuginfo~2.2.5~3.9.1", rls:"SLES15.0SP3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"expat-debugsource", rpm:"expat-debugsource~2.2.5~3.9.1", rls:"SLES15.0SP3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libexpat-devel", rpm:"libexpat-devel~2.2.5~3.9.1", rls:"SLES15.0SP3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libexpat1", rpm:"libexpat1~2.2.5~3.9.1", rls:"SLES15.0SP3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libexpat1-32bit", rpm:"libexpat1-32bit~2.2.5~3.9.1", rls:"SLES15.0SP3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libexpat1-32bit-debuginfo", rpm:"libexpat1-32bit-debuginfo~2.2.5~3.9.1", rls:"SLES15.0SP3"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libexpat1-debuginfo", rpm:"libexpat1-debuginfo~2.2.5~3.9.1", rls:"SLES15.0SP3"))) {
    report += res;
  }

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

if(release == "SLES15.0") {

  if(!isnull(res = isrpmvuln(pkg:"expat", rpm:"expat~2.2.5~3.9.1", rls:"SLES15.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libexpat-devel", rpm:"libexpat-devel~2.2.5~3.9.1", rls:"SLES15.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libexpat1", rpm:"libexpat1~2.2.5~3.9.1", rls:"SLES15.0"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libexpat1-32bit", rpm:"libexpat1-32bit~2.2.5~3.9.1", rls:"SLES15.0"))) {
    report += res;
  }

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

if(release == "SLES15.0SP1") {

  if(!isnull(res = isrpmvuln(pkg:"expat", rpm:"expat~2.2.5~3.9.1", rls:"SLES15.0SP1"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libexpat-devel", rpm:"libexpat-devel~2.2.5~3.9.1", rls:"SLES15.0SP1"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libexpat1", rpm:"libexpat1~2.2.5~3.9.1", rls:"SLES15.0SP1"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libexpat1-32bit", rpm:"libexpat1-32bit~2.2.5~3.9.1", rls:"SLES15.0SP1"))) {
    report += res;
  }

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

if(release == "SLES15.0SP2") {

  if(!isnull(res = isrpmvuln(pkg:"expat", rpm:"expat~2.2.5~3.9.1", rls:"SLES15.0SP2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libexpat-devel", rpm:"libexpat-devel~2.2.5~3.9.1", rls:"SLES15.0SP2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libexpat1", rpm:"libexpat1~2.2.5~3.9.1", rls:"SLES15.0SP2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libexpat1-32bit", rpm:"libexpat1-32bit~2.2.5~3.9.1", rls:"SLES15.0SP2"))) {
    report += res;
  }

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

exit(0);