Google Chrome 'Webkit' CSS Implementation DoS Vulnerability - Linux

# SPDX-FileCopyrightText: 2011 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("1.3.6.1.4.1.25623.1.0.801774");
  script_version("2024-02-15T05:05:39+0000");
  script_tag(name:"last_modification", value:"2024-02-15 05:05:39 +0000 (Thu, 15 Feb 2024)");
  script_tag(name:"creation_date", value:"2011-04-22 16:38:12 +0200 (Fri, 22 Apr 2011)");
  script_cve_id("CVE-2011-1691");
  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_name("Google Chrome 'Webkit' CSS Implementation DoS Vulnerability - Linux");
  script_xref(name:"URL", value:"http://code.google.com/p/chromium/issues/detail?id=77665");
  script_xref(name:"URL", value:"http://googlechromereleases.blogspot.com/2011/04/beta-channel-update_12.html");

  script_copyright("Copyright (C) 2011 Greenbone AG");
  script_category(ACT_GATHER_INFO);
  script_family("Denial of Service");
  script_dependencies("gb_google_chrome_detect_lin.nasl");
  script_mandatory_keys("Google-Chrome/Linux/Ver");
  script_tag(name:"impact", value:"Successful exploitation could allow the attackers to cause denial-of-service
  via crafted JavaScript code.");
  script_tag(name:"affected", value:"Google Chrome version prior to 11.0.696.43");
  script_tag(name:"insight", value:"The flaw is due to error in 'counterToCSSValue()' function in
  'CSSComputedStyleDeclaration.cpp' in the Cascading Style Sheets (CSS)
  implementation in WebCore in WebKit, does not properly handle access to the
  'counterIncrement', 'counterReset' attributes of CSSStyleDeclaration data
  provided by a getComputedStyle method call.");
  script_tag(name:"solution", value:"Upgrade to the Google Chrome 11.0.696.43 or later.");
  script_tag(name:"summary", value:"Google Chrome is prone to a denial of service (DoS) vulnerability.");
  script_tag(name:"qod_type", value:"executable_version");
  script_tag(name:"solution_type", value:"VendorFix");

  exit(0);
}


include("version_func.inc");

chromeVer = get_kb_item("Google-Chrome/Linux/Ver");
if(!chromeVer){
  exit(0);
}

if(version_is_less(version:chromeVer, test_version:"11.0.696.43")){
  report = report_fixed_ver(installed_version:chromeVer, fixed_version:"11.0.696.43");
  security_message(port: 0, data: report);
}