SUSE: Security Advisory (SUSE-SU-2021:2145-1)

# SPDX-FileCopyrightText: 2021 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("1.3.6.1.4.1.25623.1.1.4.2021.2145.1");
  script_cve_id("CVE-2019-20387", "CVE-2021-3200");
  script_tag(name:"creation_date", value:"2021-06-24 02:16:28 +0000 (Thu, 24 Jun 2021)");
  script_version("2024-02-02T14:37:50+0000");
  script_tag(name:"last_modification", value:"2024-02-02 14:37:50 +0000 (Fri, 02 Feb 2024)");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:P");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2020-01-29 18:15:21 +0000 (Wed, 29 Jan 2020)");

  script_name("SUSE: Security Advisory (SUSE-SU-2021:2145-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2021 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=(SLES12\.0SP2)");

  script_xref(name:"Advisory-ID", value:"SUSE-SU-2021:2145-1");
  script_xref(name:"URL", value:"https://www.suse.com/support/update/announcement/2021/suse-su-20212145-1/");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'libsolv' package(s) announced via the SUSE-SU-2021:2145-1 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 libsolv fixes the following issues:

Security issues fixed:

CVE-2019-20387: Fixed heap-buffer-overflow in repodata_schema2id
 (bsc#1161510)

CVE-2021-3200: testcase_read: error out if repos are added or the system
 is changed too late (bsc#1186229)

Other issues fixed:

backport support for blacklisted packages to support ptf packages and
 retracted patches

fix ruleinfo of complex dependencies returning the wrong origin

fix SOLVER_FLAG_FOCUS_BEST updateing packages without reason

fix add_complex_recommends() selecting conflicted packages in rare cases

fix potential segfault in resolve_jobrules

fix solv_zchunk decoding error if large chunks are used");

  script_tag(name:"affected", value:"'libsolv' package(s) on SUSE Linux Enterprise Server 12-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 == "SLES12.0SP2") {

  if(!isnull(res = isrpmvuln(pkg:"libsolv-debugsource", rpm:"libsolv-debugsource~0.6.37~2.27.24.1", rls:"SLES12.0SP2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libsolv-devel", rpm:"libsolv-devel~0.6.37~2.27.24.1", rls:"SLES12.0SP2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libsolv-tools", rpm:"libsolv-tools~0.6.37~2.27.24.1", rls:"SLES12.0SP2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libsolv-tools-debuginfo", rpm:"libsolv-tools-debuginfo~0.6.37~2.27.24.1", rls:"SLES12.0SP2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libzypp", rpm:"libzypp~16.21.4~27.75.1", rls:"SLES12.0SP2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libzypp-debuginfo", rpm:"libzypp-debuginfo~16.21.4~27.75.1", rls:"SLES12.0SP2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libzypp-debugsource", rpm:"libzypp-debugsource~16.21.4~27.75.1", rls:"SLES12.0SP2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"libzypp-devel", rpm:"libzypp-devel~16.21.4~27.75.1", rls:"SLES12.0SP2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"perl-solv", rpm:"perl-solv~0.6.37~2.27.24.1", rls:"SLES12.0SP2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"perl-solv-debuginfo", rpm:"perl-solv-debuginfo~0.6.37~2.27.24.1", rls:"SLES12.0SP2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"python-solv", rpm:"python-solv~0.6.37~2.27.24.1", rls:"SLES12.0SP2"))) {
    report += res;
  }

  if(!isnull(res = isrpmvuln(pkg:"python-solv-debuginfo", rpm:"python-solv-debuginfo~0.6.37~2.27.24.1", rls:"SLES12.0SP2"))) {
    report += res;
  }

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

exit(0);