ID de Prueba:	1.3.6.1.4.1.25623.1.0.871866
Categoría:	Red Hat Local Security Checks
Título:	RedHat Update for qemu-kvm RHSA-2017:1856-01
Resumen:	The remote host is missing an update for the 'qemu-kvm'; package(s) announced via the referenced advisory.
Descripción:	Summary: The remote host is missing an update for the 'qemu-kvm' package(s) announced via the referenced advisory. Vulnerability Insight: Kernel-based Virtual Machine (KVM) is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm package provides the user-space component for running virtual machines that use KVM. Security Fix(es): * An out-of-bounds memory access issue was found in Quick Emulator (QEMU) in the VNC display driver. This flaw could occur while refreshing the VNC display surface area in the 'vnc_refresh_server_surface'. A user inside a guest could use this flaw to crash the QEMU process. (CVE-2017-2633) * An integer overflow flaw was found in Quick Emulator (QEMU) in the CCID Card device support. The flaw could occur while passing messages via command/response packets to and from the host. A privileged user inside a guest could use this flaw to crash the QEMU process. (CVE-2017-5898) * An information exposure flaw was found in Quick Emulator (QEMU) in Task Priority Register (TPR) optimizations for 32-bit Windows guests. The flaw could occur while accessing TPR. A privileged user inside a guest could use this issue to read portions of the host memory. (CVE-2016-4020) Red Hat would like to thank Li Qiang (360.cn Inc.) for reporting CVE-2017-5898 and Donghai Zdh (Alibaba Inc.) for reporting CVE-2016-4020. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.4 Release Notes linked from the References section. Affected Software/OS: qemu-kvm on Red Hat Enterprise Linux Server (v. 7) Solution: Please Install the Updated Packages. CVSS Score: 4.0 CVSS Vector: AV:N/AC:L/Au:S/C:N/I:N/A:P
Referencia Cruzada:	Common Vulnerability Exposure (CVE) ID: CVE-2016-4020 BugTraq ID: 86067 http://www.securityfocus.com/bid/86067 https://security.gentoo.org/glsa/201609-01 https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html https://lists.gnu.org/archive/html/qemu-devel/2016-04/msg01118.html https://lists.gnu.org/archive/html/qemu-devel/2016-04/msg01106.html RedHat Security Advisories: RHSA-2017:1856 https://access.redhat.com/errata/RHSA-2017:1856 RedHat Security Advisories: RHSA-2017:2392 https://access.redhat.com/errata/RHSA-2017:2392 RedHat Security Advisories: RHSA-2017:2408 https://access.redhat.com/errata/RHSA-2017:2408 http://www.ubuntu.com/usn/USN-2974-1 Common Vulnerability Exposure (CVE) ID: CVE-2017-2633 BugTraq ID: 96417 http://www.securityfocus.com/bid/96417 http://www.openwall.com/lists/oss-security/2017/02/23/1 RedHat Security Advisories: RHSA-2017:1205 https://access.redhat.com/errata/RHSA-2017:1205 RedHat Security Advisories: RHSA-2017:1206 https://access.redhat.com/errata/RHSA-2017:1206 RedHat Security Advisories: RHSA-2017:1441 https://access.redhat.com/errata/RHSA-2017:1441 Common Vulnerability Exposure (CVE) ID: CVE-2017-5898 BugTraq ID: 96112 http://www.securityfocus.com/bid/96112 https://security.gentoo.org/glsa/201702-28 http://www.openwall.com/lists/oss-security/2017/02/07/3 SuSE Security Announcement: SUSE-SU-2017:0570 (Google Search) http://lists.opensuse.org/opensuse-security-announce/2017-02/msg00045.html SuSE Security Announcement: SUSE-SU-2017:0582 (Google Search) http://lists.opensuse.org/opensuse-security-announce/2017-02/msg00048.html
Copyright	Copyright (C) 2017 Greenbone Networks GmbH

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