-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: kernel security update Advisory ID: RHSA-2019:2829-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2019:2829 Issue date: 2019-09-20 CVE Names: CVE-2019-14835 ==================================================================== 1. Summary: An update for kernel 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) - noarch, x86_64 Red Hat Enterprise Linux Client Optional (v. 7) - x86_64 Red Hat Enterprise Linux ComputeNode (v. 7) - noarch, x86_64 Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64 Red Hat Enterprise Linux Server (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, x86_64 Red Hat Enterprise Linux Workstation (v. 7) - noarch, x86_64 Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64 3. Description: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * A buffer overflow flaw was found in the way Linux kernel's vhost functionality that translates virtqueue buffers to IOVs, logged the buffer descriptors during migration. A privileged guest user able to pass descriptors with invalid length to the host when migration is underway, could use this flaw to increase their privileges on the host. (CVE-2019-14835) 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 The system must be rebooted for this update to take effect. 5. Bugs fixed (https://bugzilla.redhat.com/): 1750727 - CVE-2019-14835 kernel: vhost-net: guest to host kernel escape during migration 6. Package List: Red Hat Enterprise Linux Client (v. 7): Source: kernel-3.10.0-1062.1.2.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-1062.1.2.el7.noarch.rpm kernel-doc-3.10.0-1062.1.2.el7.noarch.rpm x86_64: bpftool-3.10.0-1062.1.2.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debug-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debug-devel-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.1.2.el7.x86_64.rpm kernel-devel-3.10.0-1062.1.2.el7.x86_64.rpm kernel-headers-3.10.0-1062.1.2.el7.x86_64.rpm kernel-tools-3.10.0-1062.1.2.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-tools-libs-3.10.0-1062.1.2.el7.x86_64.rpm perf-3.10.0-1062.1.2.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm python-perf-3.10.0-1062.1.2.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm Red Hat Enterprise Linux Client Optional (v. 7): x86_64: bpftool-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.1.2.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1062.1.2.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm Red Hat Enterprise Linux ComputeNode (v. 7): Source: kernel-3.10.0-1062.1.2.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-1062.1.2.el7.noarch.rpm kernel-doc-3.10.0-1062.1.2.el7.noarch.rpm x86_64: bpftool-3.10.0-1062.1.2.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debug-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debug-devel-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.1.2.el7.x86_64.rpm kernel-devel-3.10.0-1062.1.2.el7.x86_64.rpm kernel-headers-3.10.0-1062.1.2.el7.x86_64.rpm kernel-tools-3.10.0-1062.1.2.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-tools-libs-3.10.0-1062.1.2.el7.x86_64.rpm perf-3.10.0-1062.1.2.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm python-perf-3.10.0-1062.1.2.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional (v. 7): x86_64: bpftool-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.1.2.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1062.1.2.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm Red Hat Enterprise Linux Server (v. 7): Source: kernel-3.10.0-1062.1.2.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-1062.1.2.el7.noarch.rpm kernel-doc-3.10.0-1062.1.2.el7.noarch.rpm ppc64: bpftool-3.10.0-1062.1.2.el7.ppc64.rpm bpftool-debuginfo-3.10.0-1062.1.2.el7.ppc64.rpm kernel-3.10.0-1062.1.2.el7.ppc64.rpm kernel-bootwrapper-3.10.0-1062.1.2.el7.ppc64.rpm kernel-debug-3.10.0-1062.1.2.el7.ppc64.rpm kernel-debug-debuginfo-3.10.0-1062.1.2.el7.ppc64.rpm kernel-debug-devel-3.10.0-1062.1.2.el7.ppc64.rpm kernel-debuginfo-3.10.0-1062.1.2.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-1062.1.2.el7.ppc64.rpm kernel-devel-3.10.0-1062.1.2.el7.ppc64.rpm kernel-headers-3.10.0-1062.1.2.el7.ppc64.rpm kernel-tools-3.10.0-1062.1.2.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-1062.1.2.el7.ppc64.rpm kernel-tools-libs-3.10.0-1062.1.2.el7.ppc64.rpm perf-3.10.0-1062.1.2.el7.ppc64.rpm perf-debuginfo-3.10.0-1062.1.2.el7.ppc64.rpm python-perf-3.10.0-1062.1.2.el7.ppc64.rpm python-perf-debuginfo-3.10.0-1062.1.2.el7.ppc64.rpm ppc64le: bpftool-3.10.0-1062.1.2.el7.ppc64le.rpm bpftool-debuginfo-3.10.0-1062.1.2.el7.ppc64le.rpm kernel-3.10.0-1062.1.2.el7.ppc64le.rpm kernel-bootwrapper-3.10.0-1062.1.2.el7.ppc64le.rpm kernel-debug-3.10.0-1062.1.2.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-1062.1.2.el7.ppc64le.rpm kernel-debuginfo-3.10.0-1062.1.2.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-1062.1.2.el7.ppc64le.rpm kernel-devel-3.10.0-1062.1.2.el7.ppc64le.rpm kernel-headers-3.10.0-1062.1.2.el7.ppc64le.rpm kernel-tools-3.10.0-1062.1.2.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-1062.1.2.el7.ppc64le.rpm kernel-tools-libs-3.10.0-1062.1.2.el7.ppc64le.rpm perf-3.10.0-1062.1.2.el7.ppc64le.rpm perf-debuginfo-3.10.0-1062.1.2.el7.ppc64le.rpm python-perf-3.10.0-1062.1.2.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-1062.1.2.el7.ppc64le.rpm s390x: bpftool-3.10.0-1062.1.2.el7.s390x.rpm bpftool-debuginfo-3.10.0-1062.1.2.el7.s390x.rpm kernel-3.10.0-1062.1.2.el7.s390x.rpm kernel-debug-3.10.0-1062.1.2.el7.s390x.rpm kernel-debug-debuginfo-3.10.0-1062.1.2.el7.s390x.rpm kernel-debug-devel-3.10.0-1062.1.2.el7.s390x.rpm kernel-debuginfo-3.10.0-1062.1.2.el7.s390x.rpm kernel-debuginfo-common-s390x-3.10.0-1062.1.2.el7.s390x.rpm kernel-devel-3.10.0-1062.1.2.el7.s390x.rpm kernel-headers-3.10.0-1062.1.2.el7.s390x.rpm kernel-kdump-3.10.0-1062.1.2.el7.s390x.rpm kernel-kdump-debuginfo-3.10.0-1062.1.2.el7.s390x.rpm kernel-kdump-devel-3.10.0-1062.1.2.el7.s390x.rpm perf-3.10.0-1062.1.2.el7.s390x.rpm perf-debuginfo-3.10.0-1062.1.2.el7.s390x.rpm python-perf-3.10.0-1062.1.2.el7.s390x.rpm python-perf-debuginfo-3.10.0-1062.1.2.el7.s390x.rpm x86_64: bpftool-3.10.0-1062.1.2.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debug-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debug-devel-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.1.2.el7.x86_64.rpm kernel-devel-3.10.0-1062.1.2.el7.x86_64.rpm kernel-headers-3.10.0-1062.1.2.el7.x86_64.rpm kernel-tools-3.10.0-1062.1.2.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-tools-libs-3.10.0-1062.1.2.el7.x86_64.rpm perf-3.10.0-1062.1.2.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm python-perf-3.10.0-1062.1.2.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 7): ppc64: bpftool-debuginfo-3.10.0-1062.1.2.el7.ppc64.rpm kernel-debug-debuginfo-3.10.0-1062.1.2.el7.ppc64.rpm kernel-debuginfo-3.10.0-1062.1.2.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-1062.1.2.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-1062.1.2.el7.ppc64.rpm kernel-tools-libs-devel-3.10.0-1062.1.2.el7.ppc64.rpm perf-debuginfo-3.10.0-1062.1.2.el7.ppc64.rpm python-perf-debuginfo-3.10.0-1062.1.2.el7.ppc64.rpm ppc64le: bpftool-debuginfo-3.10.0-1062.1.2.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-1062.1.2.el7.ppc64le.rpm kernel-debug-devel-3.10.0-1062.1.2.el7.ppc64le.rpm kernel-debuginfo-3.10.0-1062.1.2.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-1062.1.2.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-1062.1.2.el7.ppc64le.rpm kernel-tools-libs-devel-3.10.0-1062.1.2.el7.ppc64le.rpm perf-debuginfo-3.10.0-1062.1.2.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-1062.1.2.el7.ppc64le.rpm x86_64: bpftool-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.1.2.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1062.1.2.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: kernel-3.10.0-1062.1.2.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-1062.1.2.el7.noarch.rpm kernel-doc-3.10.0-1062.1.2.el7.noarch.rpm x86_64: bpftool-3.10.0-1062.1.2.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debug-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debug-devel-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.1.2.el7.x86_64.rpm kernel-devel-3.10.0-1062.1.2.el7.x86_64.rpm kernel-headers-3.10.0-1062.1.2.el7.x86_64.rpm kernel-tools-3.10.0-1062.1.2.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-tools-libs-3.10.0-1062.1.2.el7.x86_64.rpm perf-3.10.0-1062.1.2.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm python-perf-3.10.0-1062.1.2.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 7): x86_64: bpftool-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.1.2.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1062.1.2.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.1.2.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.1.2.el7.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-2019-14835 https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/security/vulnerabilities/kernel-vhost 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2019 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXYSDiNzjgjWX9erEAQiVUQ/9EzNEE3VBb1tjfASE0BrtTQXPGV5OD0jF xgNeuTZt7X15behgUtLM3tDg3eiPYZnEErojpJr52sh7Jz1J2GuVajbVpUtaW2Wm P+iI+zmtzhdUPns6zbuV4Qkyk0Q2WNxt1RLMcZeXtDMKiYN7Tj34wmF2aKhvAB6i Du+8LiPcsU84XcyT5z4lnG/iRCw1CqHvuVj7oJNQCWGC3X3Am6hkmuZ3Y1I5+cI8 mqJIb+aEbvVnAzDLdyl9JoTOPy+e5X0wHLiTEwKgp6k6IaWdVoPoxcrx4M8TPPbN 7A8Q7KrLAqeDNkft8YKmYgO3alE7915/FaRcpzAoPlBlot/OvCeiwP0qPjQ9ki0C JrOk98DYgRD0OxLfXoe4mMfYyh+yb+Q3APxjv6r75RJuxXIQGHMgo8EWVRNkA7Je 2CMFtk2J1x/eiQnRN/UbEri6oDc9LIC6o4eANEm1hNPNoYi66xPDeTMiwua79q0n SnPLqXjjm0jDft7XOvv/5H9AuaRjurZLzMf6a08OouxCkzM8t1iRCnBrVTAW+AqW j/0eZz+ElMoM4xTtzM1aZit+0dy0wVbTdeCpbVJQre89Z2iA1exdgptnO+8/oLa3 XnWaluoWVObovE4ev0czx8ML9oJ13gVglU2Zme3Uzian48/2+/bgJHrjr3J+GLYG 6PiQ0CEHbCQ=V1EB -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce