Amazon Linux AMI : freetype (ALAS-2015-502)

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Amazon Linux AMI Security Advisory ALAS-2015-502.
#

include("compat.inc");

if (description)
{
  script_id(82509);
  script_version("1.2");
  script_cvs_date("Date: 2018/04/18 15:09:35");

  script_cve_id("CVE-2014-9657", "CVE-2014-9658", "CVE-2014-9660", "CVE-2014-9661", "CVE-2014-9663", "CVE-2014-9664", "CVE-2014-9667", "CVE-2014-9669", "CVE-2014-9670", "CVE-2014-9671", "CVE-2014-9673", "CVE-2014-9674", "CVE-2014-9675");
  script_xref(name:"ALAS", value:"2015-502");
  script_xref(name:"RHSA", value:"2015:0696");

  script_name(english:"Amazon Linux AMI : freetype (ALAS-2015-502)");
  script_summary(english:"Checks rpm output for the updated packages");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote Amazon Linux AMI host is missing a security update."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"Multiple integer overflow flaws and an integer signedness flaw,
leading to heap-based buffer overflows, were found in the way FreeType
handled Mac fonts. If a specially crafted font file was loaded by an
application linked against FreeType, it could cause the application to
crash or, potentially, execute arbitrary code with the privileges of
the user running the application. (CVE-2014-9673 , CVE-2014-9674)

Multiple flaws were found in the way FreeType handled fonts in various
formats. If a specially crafted font file was loaded by an application
linked against FreeType, it could cause the application to crash or,
possibly, disclose a portion of the application memory. (CVE-2014-9657
, CVE-2014-9658 , CVE-2014-9660 , CVE-2014-9661 , CVE-2014-9663 ,
CVE-2014-9664 , CVE-2014-9667 , CVE-2014-9669 , CVE-2014-9670 ,
CVE-2014-9671 , CVE-2014-9675)"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://alas.aws.amazon.com/ALAS-2015-502.html"
  );
  script_set_attribute(
    attribute:"solution", 
    value:"Run 'yum update freetype' to update your system."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:freetype");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:freetype-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:freetype-demos");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:amazon:linux:freetype-devel");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:amazon:linux");

  script_set_attribute(attribute:"patch_publication_date", value:"2015/04/01");
  script_set_attribute(attribute:"plugin_publication_date", value:"2015/04/02");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2015-2018 Tenable Network Security, Inc.");
  script_family(english:"Amazon Linux Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/AmazonLinux/release", "Host/AmazonLinux/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/AmazonLinux/release");
if (isnull(release) || !strlen(release)) audit(AUDIT_OS_NOT, "Amazon Linux");
os_ver = pregmatch(pattern: "^AL(A|\d)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Amazon Linux");
os_ver = os_ver[1];
if (os_ver != "A")
{
  if (os_ver == 'A') os_ver = 'AMI';
  audit(AUDIT_OS_NOT, "Amazon Linux AMI", "Amazon Linux " + os_ver);
}

if (!get_kb_item("Host/AmazonLinux/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);


flag = 0;
if (rpm_check(release:"ALA", reference:"freetype-2.3.11-15.14.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"freetype-debuginfo-2.3.11-15.14.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"freetype-demos-2.3.11-15.14.amzn1")) flag++;
if (rpm_check(release:"ALA", reference:"freetype-devel-2.3.11-15.14.amzn1")) flag++;

if (flag)
{
  if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get());
  else security_hole(0);
  exit(0);
}
else
{
  tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "freetype / freetype-debuginfo / freetype-demos / freetype-devel");
}