RedHat: RHSA-2020-0366:01 Important: qemu-kvm security, bug fix,

    Date 04 Feb 2020
    546
    Posted By LinuxSecurity Advisories
    An update for qemu-kvm is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability
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    =====================================================================
                       Red Hat Security Advisory
    
    Synopsis:          Important: qemu-kvm security, bug fix, and enhancement update
    Advisory ID:       RHSA-2020:0366-01
    Product:           Red Hat Enterprise Linux
    Advisory URL:      https://access.redhat.com/errata/RHSA-2020:0366
    Issue date:        2020-02-04
    CVE Names:         CVE-2019-11135 CVE-2019-14378 
    =====================================================================
    
    1. Summary:
    
    An update for qemu-kvm is now available for Red Hat Enterprise Linux 7.
    
    Red Hat Product Security has rated this update as having a security impact
    of Important. A Common Vulnerability Scoring System (CVSS) base score,
    which gives a detailed severity rating, is available for each vulnerability
    from the CVE link(s) in the References section.
    
    2. Relevant releases/architectures:
    
    Red Hat Enterprise Linux Client (v. 7) - x86_64
    Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64
    Red Hat Enterprise Linux Server (v. 7) - x86_64
    Red Hat Enterprise Linux Workstation (v. 7) - x86_64
    
    3. Description:
    
    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):
    
    * hw: TSX Transaction Asynchronous Abort (TAA) (CVE-2019-11135)
    
    * QEMU: slirp: heap buffer overflow during packet reassembly
    (CVE-2019-14378)
    
    For more details about the security issue(s), including the impact, a CVSS
    score, acknowledgments, and other related information, refer to the CVE
    page(s) listed in the References section.
    
    Bug Fix(es):
    
    * [Intel 7.8 Bug] [KVM][CLX] CPUID_7_0_EDX_ARCH_CAPABILITIES is not enabled
    in VM qemu-kvm (BZ#1730606)
    
    Enhancement(s):
    
    * [Intel 7.8 FEAT] MDS_NO exposure to guest - qemu-kvm (BZ#1755333)
    
    4. Solution:
    
    For details on how to apply this update, which includes the changes
    described in this advisory, refer to:
    
    https://access.redhat.com/articles/11258
    
    After installing this update, shut down all running virtual machines. Once
    all virtual machines have shut down, start them again for this update to
    take effect.
    
    5. Bugs fixed (https://bugzilla.redhat.com/):
    
    1734745 - CVE-2019-14378 QEMU: slirp: heap buffer overflow during packet reassembly
    1753062 - CVE-2019-11135 hw: TSX Transaction Asynchronous Abort (TAA)
    
    6. Package List:
    
    Red Hat Enterprise Linux Client (v. 7):
    
    Source:
    qemu-kvm-1.5.3-167.el7_7.4.src.rpm
    
    x86_64:
    qemu-img-1.5.3-167.el7_7.4.x86_64.rpm
    qemu-kvm-1.5.3-167.el7_7.4.x86_64.rpm
    qemu-kvm-common-1.5.3-167.el7_7.4.x86_64.rpm
    qemu-kvm-debuginfo-1.5.3-167.el7_7.4.x86_64.rpm
    qemu-kvm-tools-1.5.3-167.el7_7.4.x86_64.rpm
    
    Red Hat Enterprise Linux ComputeNode Optional (v. 7):
    
    Source:
    qemu-kvm-1.5.3-167.el7_7.4.src.rpm
    
    x86_64:
    qemu-img-1.5.3-167.el7_7.4.x86_64.rpm
    qemu-kvm-1.5.3-167.el7_7.4.x86_64.rpm
    qemu-kvm-common-1.5.3-167.el7_7.4.x86_64.rpm
    qemu-kvm-debuginfo-1.5.3-167.el7_7.4.x86_64.rpm
    qemu-kvm-tools-1.5.3-167.el7_7.4.x86_64.rpm
    
    Red Hat Enterprise Linux Server (v. 7):
    
    Source:
    qemu-kvm-1.5.3-167.el7_7.4.src.rpm
    
    x86_64:
    qemu-img-1.5.3-167.el7_7.4.x86_64.rpm
    qemu-kvm-1.5.3-167.el7_7.4.x86_64.rpm
    qemu-kvm-common-1.5.3-167.el7_7.4.x86_64.rpm
    qemu-kvm-debuginfo-1.5.3-167.el7_7.4.x86_64.rpm
    qemu-kvm-tools-1.5.3-167.el7_7.4.x86_64.rpm
    
    Red Hat Enterprise Linux Workstation (v. 7):
    
    Source:
    qemu-kvm-1.5.3-167.el7_7.4.src.rpm
    
    x86_64:
    qemu-img-1.5.3-167.el7_7.4.x86_64.rpm
    qemu-kvm-1.5.3-167.el7_7.4.x86_64.rpm
    qemu-kvm-common-1.5.3-167.el7_7.4.x86_64.rpm
    qemu-kvm-debuginfo-1.5.3-167.el7_7.4.x86_64.rpm
    qemu-kvm-tools-1.5.3-167.el7_7.4.x86_64.rpm
    
    These packages are GPG signed by Red Hat for security.  Our key and
    details on how to verify the signature are available from
    https://access.redhat.com/security/team/key/
    
    7. References:
    
    https://access.redhat.com/security/cve/CVE-2019-11135
    https://access.redhat.com/security/cve/CVE-2019-14378
    https://access.redhat.com/security/updates/classification/#important
    https://access.redhat.com/solutions/tsx-asynchronousabort
    
    8. Contact:
    
    The Red Hat security contact is . More contact
    details at https://access.redhat.com/security/team/contact/
    
    Copyright 2020 Red Hat, Inc.
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