Ubuntu: Security Advisory (USN-2611-1)

# SPDX-FileCopyrightText: 2015 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("1.3.6.1.4.1.25623.1.0.842215");
  script_cve_id("CVE-2014-9715");
  script_tag(name:"creation_date", value:"2015-06-09 09:07:23 +0000 (Tue, 09 Jun 2015)");
  script_version("2024-02-02T05:06:05+0000");
  script_tag(name:"last_modification", value:"2024-02-02 05:06:05 +0000 (Fri, 02 Feb 2024)");
  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_name("Ubuntu: Security Advisory (USN-2611-1)");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2015 Greenbone AG");
  script_family("Ubuntu Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/ubuntu_linux", "ssh/login/packages", re:"ssh/login/release=UBUNTU12\.04\ LTS");

  script_xref(name:"Advisory-ID", value:"USN-2611-1");
  script_xref(name:"URL", value:"https://ubuntu.com/security/notices/USN-2611-1");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'linux' package(s) announced via the USN-2611-1 advisory.");

  script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");

  script_tag(name:"insight", value:"Vincent Tondellier discovered an integer overflow in the Linux kernel's
netfilter connection tracking accounting of loaded extensions. An attacker
on the local area network (LAN) could potential exploit this flaw to cause
a denial of service (system crash of targeted system).");

  script_tag(name:"affected", value:"'linux' package(s) on Ubuntu 12.04.");

  script_tag(name:"solution", value:"Please install the updated package(s).");

  script_tag(name:"solution_type", value:"VendorFix");
  script_tag(name:"qod_type", value:"package");

  exit(0);
}

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

release = dpkg_get_ssh_release();
if(!release)
  exit(0);

res = "";
report = "";

if(release == "UBUNTU12.04 LTS") {

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-3.2.0-84-generic", ver:"3.2.0-84.121", rls:"UBUNTU12.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-3.2.0-84-generic-pae", ver:"3.2.0-84.121", rls:"UBUNTU12.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-3.2.0-84-highbank", ver:"3.2.0-84.121", rls:"UBUNTU12.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-3.2.0-84-omap", ver:"3.2.0-84.121", rls:"UBUNTU12.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-3.2.0-84-powerpc-smp", ver:"3.2.0-84.121", rls:"UBUNTU12.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-3.2.0-84-powerpc64-smp", ver:"3.2.0-84.121", rls:"UBUNTU12.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"linux-image-3.2.0-84-virtual", ver:"3.2.0-84.121", rls:"UBUNTU12.04 LTS"))) {
    report += res;
  }

  if(report != "") {
    security_message(data:report);
  } else if(__pkg_match) {
    exit(99);
  }
  exit(0);
}

exit(0);