Scientific Linux Security Update : libxml2 on SL3.x, SL4.x, SL5.x i386/x86_64

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text is (C) Scientific Linux.
#

include('deprecated_nasl_level.inc');
include('compat.inc');

if (description)
{
  script_id(60473);
  script_version("1.5");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/14");

  script_cve_id("CVE-2008-3529");

  script_name(english:"Scientific Linux Security Update : libxml2 on SL3.x, SL4.x, SL5.x i386/x86_64");
  script_summary(english:"Checks rpm output for the updated packages");

  script_set_attribute(
    attribute:"synopsis", 
    value:
"The remote Scientific Linux host is missing one or more security
updates."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"A heap-based buffer overflow flaw was found in the way libxml2 handled
long XML entity names. If an application linked against libxml2
processed untrusted malformed XML content, it could cause the
application to crash or, possibly, execute arbitrary code.
(CVE-2008-3529)"
  );
  # https://listserv.fnal.gov/scripts/wa.exe?A2=ind0809&L=scientific-linux-errata&T=0&P=445
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?3ac2ead9"
  );
  script_set_attribute(
    attribute:"solution", 
    value:
"Update the affected libxml2, libxml2-devel and / or libxml2-python
packages."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
  script_cwe_id(119);

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"x-cpe:/o:fermilab:scientific_linux");

  script_set_attribute(attribute:"patch_publication_date", value:"2008/09/11");
  script_set_attribute(attribute:"plugin_publication_date", value:"2012/08/01");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2012-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"Scientific Linux Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/cpu", "Host/RedHat/release", "Host/RedHat/rpm-list");

  exit(0);
}


include("audit.inc");
include("global_settings.inc");
include("rpm.inc");


if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/RedHat/release");
if (isnull(release) || "Scientific Linux " >!< release) audit(AUDIT_HOST_NOT, "running Scientific Linux");
if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);

cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if (cpu >!< "x86_64" && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Scientific Linux", cpu);


flag = 0;
if (rpm_check(release:"SL3", reference:"libxml2-2.5.10-13")) flag++;
if (rpm_check(release:"SL3", reference:"libxml2-devel-2.5.10-13")) flag++;
if (rpm_check(release:"SL3", reference:"libxml2-python-2.5.10-13")) flag++;

if (rpm_check(release:"SL4", reference:"libxml2-2.6.16-12.5")) flag++;
if (rpm_check(release:"SL4", reference:"libxml2-devel-2.6.16-12.5")) flag++;
if (rpm_check(release:"SL4", reference:"libxml2-python-2.6.16-12.5")) flag++;

if (rpm_check(release:"SL5", reference:"libxml2-2.6.26-2.1.2.6")) flag++;
if (rpm_check(release:"SL5", reference:"libxml2-devel-2.6.26-2.1.2.6")) flag++;
if (rpm_check(release:"SL5", reference:"libxml2-python-2.6.26-2.1.2.6")) flag++;


if (flag)
{
  if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get());
  else security_hole(0);
  exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");