Debian DSA-2687-1 : libfs - several vulnerabilities

2013-05-24T00:00:00
ID DEBIAN_DSA-2687.NASL
Type nessus
Reporter Tenable
Modified 2018-08-09T00:00:00

Description

Ilja van Sprundel of IOActive discovered several security issues in multiple components of the X.org graphics stack and the related libraries: Various integer overflows, sign handling errors in integer conversions, buffer overflows, memory corruption and missing input sanitising may lead to privilege escalation or denial of service.

                                        
                                            #
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from Debian Security Advisory DSA-2687. The text 
# itself is copyright (C) Software in the Public Interest, Inc.
#

include("compat.inc");

if (description)
{
  script_id(66571);
  script_version("1.5");
  script_cvs_date("Date: 2018/08/09 17:06:37");

  script_cve_id("CVE-2013-1996");
  script_xref(name:"DSA", value:"2687");

  script_name(english:"Debian DSA-2687-1 : libfs - several vulnerabilities");
  script_summary(english:"Checks dpkg output for the updated package");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote Debian host is missing a security-related update."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"Ilja van Sprundel of IOActive discovered several security issues in
multiple components of the X.org graphics stack and the related
libraries: Various integer overflows, sign handling errors in integer
conversions, buffer overflows, memory corruption and missing input
sanitising may lead to privilege escalation or denial of service."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://packages.debian.org/source/squeeze/libfs"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://packages.debian.org/source/wheezy/libfs"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.debian.org/security/2013/dsa-2687"
  );
  script_set_attribute(
    attribute:"solution", 
    value:
"Upgrade the libfs packages.

For the oldstable distribution (squeeze), this problem has been fixed
in version 2:1.0.2-1+squeeze1.

For the stable distribution (wheezy), this problem has been fixed in
version 2:1.0.4-1+deb7u1."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/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:debian:debian_linux:libfs");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:6.0");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:7.0");

  script_set_attribute(attribute:"patch_publication_date", value:"2013/05/23");
  script_set_attribute(attribute:"plugin_publication_date", value:"2013/05/24");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2013-2018 Tenable Network Security, Inc.");
  script_family(english:"Debian Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/Debian/release", "Host/Debian/dpkg-l");

  exit(0);
}


include("audit.inc");
include("debian_package.inc");


if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/Debian/release")) audit(AUDIT_OS_NOT, "Debian");
if (!get_kb_item("Host/Debian/dpkg-l")) audit(AUDIT_PACKAGE_LIST_MISSING);


flag = 0;
if (deb_check(release:"6.0", prefix:"libfs-dev", reference:"2:1.0.2-1+squeeze1")) flag++;
if (deb_check(release:"6.0", prefix:"libfs6", reference:"2:1.0.2-1+squeeze1")) flag++;
if (deb_check(release:"6.0", prefix:"libfs6-dbg", reference:"2:1.0.2-1+squeeze1")) flag++;
if (deb_check(release:"7.0", prefix:"libfs-dev", reference:"2:1.0.4-1+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"libfs6", reference:"2:1.0.4-1+deb7u1")) flag++;
if (deb_check(release:"7.0", prefix:"libfs6-dbg", reference:"2:1.0.4-1+deb7u1")) flag++;

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