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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.0416 qemu-kvm security, bug fix, and enhancement update 5 February 2020 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: qemu-kvm Publisher: Red Hat Operating System: Red Hat Enterprise Linux Server 7 Red Hat Enterprise Linux WS/Desktop 7 Impact/Access: Execute Arbitrary Code/Commands -- Existing Account Denial of Service -- Existing Account Reduced Security -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2019-14378 CVE-2019-11135 Reference: ESB-2020.0262 ESB-2019.4769 ESB-2019.4197 ESB-2019.4164 Original Bulletin: https://access.redhat.com/errata/RHSA-2020:0366 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== 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 <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2020 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXjnG89zjgjWX9erEAQjRUw/7Ba23F6irHGZ9RSlKdWOKaxgmVTdsEi71 zZBNGywDeQ2af3Yq9f0izbUZDgWaCFLpMlWPk8ZUnrxIk0Mpr5Tgw2+99+K7s7C/ U39QPCdyCZDPZOuJz99Jp/d9hOp4NWAoiBofXnUIXLetubP1DT7upGV8SBuWkBQc 4ZcyTaXF3mn5eVOFE/4/dxrSnopH2bBB1DuQIjDEqzxPuKKwzvQG0vppGf8R4r1V PuPR4D2ugD2j5vvpoLRnBC2NComjSAIpqwi6LLUK3UdHbwMIyKO4lzi7TForWJ8V zyZvR24M82uohRWd667D9+4JgkGKmvaVH6HtxkKQQUgixWGfXphkZlEDtyTvGtIQ slKLbKG3irN+ZHwRCSuond+uZaKGMnrMqhbcWyJo+KAqfntvbpaQfYB/B78j9vR/ 8xBV0FLWlTPFfG7mqtZy1Ia5aEfwlQlO0rZGIweM9bRaURCM6sqgJZNkw4bpX6zs tnCtrTg7DtXxEvulBmVbRhOvPBInyI4iq8SY2O3JHa/7uAMEEo0VbDMwIDODXlQn YQTd1d6OZ7Wp0b6ui0UWivkpD2g+C4RJWlYfLNQ6OftKkIYGQSZoe5GGbO1fa+LM NJbscp1UyE+J0+SmXC6B2y2xLASMgzgSaeme7tv5QnyJS1YuU4421lMyxkRV84Xh vXAxFnJ4bds= =FGN+ - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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