Ubuntu: Security Advisory (USN-2828-1)

# 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("1.3.6.1.4.1.25623.1.0.842547");
  script_cve_id("CVE-2015-7295", "CVE-2015-7504", "CVE-2015-7512", "CVE-2015-8345");
  script_tag(name:"creation_date", value:"2015-12-04 05:12:52 +0000 (Fri, 04 Dec 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:"6.8");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:P/A:P");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2016-01-13 19:20:24 +0000 (Wed, 13 Jan 2016)");

  script_name("Ubuntu: Security Advisory (USN-2828-1)");
  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=UBUNTU(12\.04\ LTS|14\.04\ LTS|15\.04|15\.10)");

  script_xref(name:"Advisory-ID", value:"USN-2828-1");
  script_xref(name:"URL", value:"https://ubuntu.com/security/notices/USN-2828-1");

  script_tag(name:"summary", value:"The remote host is missing an update for the 'qemu, qemu-kvm' package(s) announced via the USN-2828-1 advisory.");

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

  script_tag(name:"insight", value:"Jason Wang discovered that QEMU incorrectly handled the virtio-net device.
A remote attacker could use this issue to cause guest network consumption,
resulting in a denial of service. (CVE-2015-7295)

Qinghao Tang and Ling Liu discovered that QEMU incorrectly handled the
pcnet driver when used in loopback mode. A malicious guest could use this
issue to cause a denial of service, or possibly execute arbitrary code on
the host as the user running the QEMU process. In the default installation,
when QEMU is used with libvirt, attackers would be isolated by the libvirt
AppArmor profile. (CVE-2015-7504)

Ling Liu and Jason Wang discovered that QEMU incorrectly handled the
pcnet driver. A remote attacker could use this issue to cause a denial of
service, or possibly execute arbitrary code on the host as the user running
the QEMU process. In the default installation, when QEMU is used with
libvirt, attackers would be isolated by the libvirt AppArmor profile.
(CVE-2015-7512)

Qinghao Tang discovered that QEMU incorrectly handled the eepro100 driver.
A malicious guest could use this issue to cause an infinite loop, leading
to a denial of service. (CVE-2015-8345)");

  script_tag(name:"affected", value:"'qemu, qemu-kvm' package(s) on Ubuntu 12.04, Ubuntu 14.04, Ubuntu 15.04, Ubuntu 15.10.");

  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:"qemu-kvm", ver:"1.0+noroms-0ubuntu14.26", rls:"UBUNTU12.04 LTS"))) {
    report += res;
  }

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

if(release == "UBUNTU14.04 LTS") {

  if(!isnull(res = isdpkgvuln(pkg:"qemu-system", ver:"2.0.0+dfsg-2ubuntu1.21", rls:"UBUNTU14.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"qemu-system-aarch64", ver:"2.0.0+dfsg-2ubuntu1.21", rls:"UBUNTU14.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"qemu-system-arm", ver:"2.0.0+dfsg-2ubuntu1.21", rls:"UBUNTU14.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"qemu-system-mips", ver:"2.0.0+dfsg-2ubuntu1.21", rls:"UBUNTU14.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"qemu-system-misc", ver:"2.0.0+dfsg-2ubuntu1.21", rls:"UBUNTU14.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"qemu-system-ppc", ver:"2.0.0+dfsg-2ubuntu1.21", rls:"UBUNTU14.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"qemu-system-sparc", ver:"2.0.0+dfsg-2ubuntu1.21", rls:"UBUNTU14.04 LTS"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"qemu-system-x86", ver:"2.0.0+dfsg-2ubuntu1.21", rls:"UBUNTU14.04 LTS"))) {
    report += res;
  }

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

if(release == "UBUNTU15.04") {

  if(!isnull(res = isdpkgvuln(pkg:"qemu-system", ver:"1:2.2+dfsg-5expubuntu9.7", rls:"UBUNTU15.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"qemu-system-aarch64", ver:"1:2.2+dfsg-5expubuntu9.7", rls:"UBUNTU15.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"qemu-system-arm", ver:"1:2.2+dfsg-5expubuntu9.7", rls:"UBUNTU15.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"qemu-system-mips", ver:"1:2.2+dfsg-5expubuntu9.7", rls:"UBUNTU15.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"qemu-system-misc", ver:"1:2.2+dfsg-5expubuntu9.7", rls:"UBUNTU15.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"qemu-system-ppc", ver:"1:2.2+dfsg-5expubuntu9.7", rls:"UBUNTU15.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"qemu-system-sparc", ver:"1:2.2+dfsg-5expubuntu9.7", rls:"UBUNTU15.04"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"qemu-system-x86", ver:"1:2.2+dfsg-5expubuntu9.7", rls:"UBUNTU15.04"))) {
    report += res;
  }

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

if(release == "UBUNTU15.10") {

  if(!isnull(res = isdpkgvuln(pkg:"qemu-system", ver:"1:2.3+dfsg-5ubuntu9.1", rls:"UBUNTU15.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"qemu-system-aarch64", ver:"1:2.3+dfsg-5ubuntu9.1", rls:"UBUNTU15.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"qemu-system-arm", ver:"1:2.3+dfsg-5ubuntu9.1", rls:"UBUNTU15.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"qemu-system-mips", ver:"1:2.3+dfsg-5ubuntu9.1", rls:"UBUNTU15.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"qemu-system-misc", ver:"1:2.3+dfsg-5ubuntu9.1", rls:"UBUNTU15.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"qemu-system-ppc", ver:"1:2.3+dfsg-5ubuntu9.1", rls:"UBUNTU15.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"qemu-system-sparc", ver:"1:2.3+dfsg-5ubuntu9.1", rls:"UBUNTU15.10"))) {
    report += res;
  }

  if(!isnull(res = isdpkgvuln(pkg:"qemu-system-x86", ver:"1:2.3+dfsg-5ubuntu9.1", rls:"UBUNTU15.10"))) {
    report += res;
  }

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

exit(0);