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openvasCopyright (C) 2018 Greenbone AGOPENVAS:1361412562310882939
HistoryAug 21, 2018 - 12:00 a.m.

CentOS Update for qemu-img CESA-2018:2462 centos7

2018-08-2100:00:00
Copyright (C) 2018 Greenbone AG
plugins.openvas.org
27

CVSS2

7.2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS3

8.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

AI Score

7.6

Confidence

High

EPSS

0.001

Percentile

32.4%

Check the version of qemu-img

# SPDX-FileCopyrightText: 2018 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("1.3.6.1.4.1.25623.1.0.882939");
  script_version("2023-11-03T05:05:46+0000");
  script_tag(name:"last_modification", value:"2023-11-03 05:05:46 +0000 (Fri, 03 Nov 2023)");
  script_tag(name:"creation_date", value:"2018-08-21 06:42:12 +0200 (Tue, 21 Aug 2018)");
  script_cve_id("CVE-2018-7550", "CVE-2018-11806");
  script_tag(name:"cvss_base", value:"7.2");
  script_tag(name:"cvss_base_vector", value:"AV:L/AC:L/Au:N/C:C/I:C/A:C");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2020-10-15 13:28:00 +0000 (Thu, 15 Oct 2020)");
  script_tag(name:"qod_type", value:"package");
  script_name("CentOS Update for qemu-img CESA-2018:2462 centos7");
  script_tag(name:"summary", value:"Check the version of qemu-img");
  script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");
  script_tag(name:"insight", value:"Kernel-based Virtual Machine (KVM) is a full virtualization solution for
Linux on a variety of architectures. The qemu-kvm packages provide the
user-space component for running virtual machines that use KVM.

Security Fix(es):

  * QEMU: slirp: heap buffer overflow while reassembling fragmented datagrams
(CVE-2018-11806)

  * QEMU: i386: multiboot OOB access while loading kernel image
(CVE-2018-7550)

For more details about the security issue(s), including the impact, a CVSS
score, and other related information, refer to the CVE page(s) listed in
the References section.

Red Hat would like to thank Jskz - Zero Day Initiative (trendmicro.com) for
reporting CVE-2018-11806 and Cyrille Chatras (Orange.com) and CERT-CC
(Orange.com) for reporting CVE-2018-7550.

Bug Fix(es):

  * Previously, live migrating a Windows guest in some cases caused the guest
to become unresponsive. This update ensures that Real-time Clock (RTC)
interrupts are not missed, which prevents the problem from occurring.
(BZ#1596302)");
  script_tag(name:"affected", value:"qemu-img on CentOS 7");
  script_tag(name:"solution", value:"Please install the updated packages.");

  script_xref(name:"CESA", value:"2018:2462");
  script_xref(name:"URL", value:"http://lists.centos.org/pipermail/centos-announce/2018-August/022999.html");
  script_tag(name:"solution_type", value:"VendorFix");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2018 Greenbone AG");
  script_family("CentOS Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/centos", "ssh/login/rpms", re:"ssh/login/release=CentOS7");
  exit(0);
}

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

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

res = "";

if(release == "CentOS7")
{

  if ((res = isrpmvuln(pkg:"qemu-img", rpm:"qemu-img~1.5.3~156.el7_5.5", rls:"CentOS7")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isrpmvuln(pkg:"qemu-kvm", rpm:"qemu-kvm~1.5.3~156.el7_5.5", rls:"CentOS7")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isrpmvuln(pkg:"qemu-kvm-common", rpm:"qemu-kvm-common~1.5.3~156.el7_5.5", rls:"CentOS7")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if ((res = isrpmvuln(pkg:"qemu-kvm-tools", rpm:"qemu-kvm-tools~1.5.3~156.el7_5.5", rls:"CentOS7")) != NULL)
  {
    security_message(data:res);
    exit(0);
  }

  if (__pkg_match) exit(99);
  exit(0);
}

CVSS2

7.2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS3

8.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

AI Score

7.6

Confidence

High

EPSS

0.001

Percentile

32.4%