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openvasCopyright (c) 2011 Greenbone Networks GmbHOPENVAS:840726
HistoryAug 24, 2011 - 12:00 a.m.

Ubuntu Update for linux USN-1193-1

2011-08-2400:00:00
Copyright (c) 2011 Greenbone Networks GmbH
plugins.openvas.org
23
linux kernel update
ubuntu 11.04
denial of service
parsing routines
network bonding
taskstats listeners
ext4 filesystem

EPSS

0.014

Percentile

86.6%

Ubuntu Update for Linux kernel vulnerabilities USN-1193-1

###############################################################################
# OpenVAS Vulnerability Test
# $Id: gb_ubuntu_USN_1193_1.nasl 7964 2017-12-01 07:32:11Z santu $
#
# Ubuntu Update for linux USN-1193-1
#
# Authors:
# System Generated Check
#
# Copyright:
# Copyright (c) 2011 Greenbone Networks GmbH, http://www.greenbone.net
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2
# (or any later version), as published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
###############################################################################

include("revisions-lib.inc");
tag_insight = "Timo Warns discovered that the GUID partition parsing routines did not
  correctly validate certain structures. A local attacker with physical
  access could plug in a specially crafted block device to crash the system,
  leading to a denial of service. (CVE-2011-1577)

  Phil Oester discovered that the network bonding system did not correctly
  handle large queues. On some systems, a remote attacker could send
  specially crafted traffic to crash the system, leading to a denial of
  service. (CVE-2011-1581)
  
  Vasiliy Kulikov discovered that taskstats listeners were not correctly
  handled. A local attacker could expoit this to exhaust memory and CPU
  resources, leading to a denial of service. (CVE-2011-2484)
  
  Sami Liedes discovered that ext4 did not correctly handle missing root
  inodes. A local attacker could trigger the mount of a specially crafted
  filesystem to cause the system to crash, leading to a denial of service.
  (CVE-2011-2493)";

tag_summary = "Ubuntu Update for Linux kernel vulnerabilities USN-1193-1";
tag_affected = "linux on Ubuntu 11.04";
tag_solution = "Please Install the Updated Packages.";


if(description)
{
  script_xref(name: "URL" , value: "http://www.ubuntu.com/usn/usn-1193-1/");
  script_id(840726);
  script_version("$Revision: 7964 $");
  script_tag(name:"last_modification", value:"$Date: 2017-12-01 08:32:11 +0100 (Fri, 01 Dec 2017) $");
  script_tag(name:"creation_date", value:"2011-08-24 09:14:07 +0200 (Wed, 24 Aug 2011)");
  script_tag(name:"cvss_base", value:"4.9");
  script_tag(name:"cvss_base_vector", value:"AV:L/AC:L/Au:N/C:N/I:N/A:C");
  script_xref(name: "USN", value: "1193-1");
  script_cve_id("CVE-2011-1577", "CVE-2011-1581", "CVE-2011-2484", "CVE-2011-2493");
  script_name("Ubuntu Update for linux USN-1193-1");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (c) 2011 Greenbone Networks GmbH");
  script_family("Ubuntu Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/ubuntu_linux", "ssh/login/packages");
  script_tag(name : "summary" , value : tag_summary);
  script_tag(name : "affected" , value : tag_affected);
  script_tag(name : "solution" , value : tag_solution);
  script_tag(name : "insight" , value : tag_insight);
  script_tag(name:"qod_type", value:"package");
  script_tag(name:"solution_type", value:"VendorFix");
  exit(0);
}


include("pkg-lib-deb.inc");

release = get_kb_item("ssh/login/release");


res = "";
if(release == NULL){
  exit(0);
}

if(release == "UBUNTU11.04")
{

  if ((res = isdpkgvuln(pkg:"linux-image-2.6.38-11-generic", ver:"2.6.38-11.48", rls:"UBUNTU11.04")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isdpkgvuln(pkg:"linux-image-2.6.38-11-generic-pae", ver:"2.6.38-11.48", rls:"UBUNTU11.04")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isdpkgvuln(pkg:"linux-image-2.6.38-11-omap", ver:"2.6.38-11.48", rls:"UBUNTU11.04")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isdpkgvuln(pkg:"linux-image-2.6.38-11-powerpc", ver:"2.6.38-11.48", rls:"UBUNTU11.04")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isdpkgvuln(pkg:"linux-image-2.6.38-11-powerpc-smp", ver:"2.6.38-11.48", rls:"UBUNTU11.04")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isdpkgvuln(pkg:"linux-image-2.6.38-11-powerpc64-smp", ver:"2.6.38-11.48", rls:"UBUNTU11.04")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isdpkgvuln(pkg:"linux-image-2.6.38-11-server", ver:"2.6.38-11.48", rls:"UBUNTU11.04")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isdpkgvuln(pkg:"linux-image-2.6.38-11-versatile", ver:"2.6.38-11.48", rls:"UBUNTU11.04")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isdpkgvuln(pkg:"linux-image-2.6.38-11-virtual", ver:"2.6.38-11.48", rls:"UBUNTU11.04")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if (__pkg_match) exit(99); # Not vulnerable.
  exit(0);
}