-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: kernel security and bug fix update Advisory ID: RHSA-2019:3055-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2019:3055 Issue date: 2019-10-15 CVE Names: CVE-2018-20856 CVE-2019-3846 CVE-2019-9506 CVE-2019-10126 ==================================================================== 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): * kernel: Use-after-free in __blk_drain_queue() function in block/blk-core.c (CVE-2018-20856) * kernel: Heap overflow in mwifiex_update_bss_desc_with_ie function in marvell/mwifiex/scan.c (CVE-2019-3846) * hardware: bluetooth: BR/EDR encryption key negotiation attacks (KNOB) (CVE-2019-9506) * kernel: Heap overflow in mwifiex_uap_parse_tail_ies function in drivers/net/wireless/marvell/mwifiex/ie.c (CVE-2019-10126) 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 Fixes: * gfs2: Fix iomap write page reclaim deadlock (BZ#1737373) * [FJ7.6 Bug]: [REG] kernel: ipc: ipc_free should use kvfree (BZ#1740178) * high update_cfs_rq_blocked_load contention (BZ#1740180) * [Hyper-V][RHEL 7] kdump fails to start on a Hyper-V guest of Windows Server 2019. (BZ#1740188) * kvm: backport cpuidle-haltpoll driver (BZ#1740192) * Growing unreclaimable slab memory (BZ#1741920) * [bnx2x] ping failed from pf to vf which has been attached to vm (BZ#1741926) * [Hyper-V]vPCI devices cannot allocate IRQs vectors in a Hyper-V VM with > 240 vCPUs (i.e., when in x2APIC mode) (BZ#1743324) * Macsec: inbound MACSEC frame is unexpectedly dropped with InPktsNotValid (BZ#1744442) * RHEL 7.7 Beta - Hit error when trying to run nvme connect with IPv6 address (BZ#1744443) * RHEL 7.6 SS4 - Paths lost when running straight I/O on NVMe/RoCE system (BZ#1744444) * NFSv4.0 client sending a double CLOSE (leading to EIO application failure) (BZ#1744946) * [Azure] CRI-RDOS | [RHEL 7.8] Live migration only takes 10 seconds, but the VM was unavailable for 2 hours (BZ#1748239) * NFS client autodisconnect timer may fire immediately after TCP connection setup and may cause DoS type reconnect problem in complex network environments (BZ#1749290) * [Inspur] RHEL7.6 ASPEED graphic card display issue (BZ#1749296) * Allows macvlan to operated correctly over the active-backup mode to support bonding events. (BZ#1751579) * [LLNL 7.5 Bug] slab leak causing a crash when using kmem control group (BZ#1752421) Users of kernel are advised to upgrade to these updated packages, which fix these bugs. 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/): 1713059 - CVE-2019-3846 kernel: Heap overflow in mwifiex_update_bss_desc_with_ie function in marvell/mwifiex/scan.c 1716992 - CVE-2019-10126 kernel: Heap overflow in mwifiex_uap_parse_tail_ies function in drivers/net/wireless/marvell/mwifiex/ie.c 1727857 - CVE-2019-9506 hardware: bluetooth: BR/EDR encryption key negotiation attacks (KNOB) 1738705 - CVE-2018-20856 kernel: Use-after-free in __blk_drain_queue() function in block/blk-core.c 6. Package List: Red Hat Enterprise Linux Client (v. 7): Source: kernel-3.10.0-1062.4.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-1062.4.1.el7.noarch.rpm kernel-doc-3.10.0-1062.4.1.el7.noarch.rpm x86_64: bpftool-3.10.0-1062.4.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debug-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.4.1.el7.x86_64.rpm kernel-devel-3.10.0-1062.4.1.el7.x86_64.rpm kernel-headers-3.10.0-1062.4.1.el7.x86_64.rpm kernel-tools-3.10.0-1062.4.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1062.4.1.el7.x86_64.rpm perf-3.10.0-1062.4.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm python-perf-3.10.0-1062.4.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm Red Hat Enterprise Linux Client Optional (v. 7): x86_64: bpftool-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.4.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1062.4.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm Red Hat Enterprise Linux ComputeNode (v. 7): Source: kernel-3.10.0-1062.4.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-1062.4.1.el7.noarch.rpm kernel-doc-3.10.0-1062.4.1.el7.noarch.rpm x86_64: bpftool-3.10.0-1062.4.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debug-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.4.1.el7.x86_64.rpm kernel-devel-3.10.0-1062.4.1.el7.x86_64.rpm kernel-headers-3.10.0-1062.4.1.el7.x86_64.rpm kernel-tools-3.10.0-1062.4.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1062.4.1.el7.x86_64.rpm perf-3.10.0-1062.4.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm python-perf-3.10.0-1062.4.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional (v. 7): x86_64: bpftool-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.4.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1062.4.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm Red Hat Enterprise Linux Server (v. 7): Source: kernel-3.10.0-1062.4.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-1062.4.1.el7.noarch.rpm kernel-doc-3.10.0-1062.4.1.el7.noarch.rpm ppc64: bpftool-3.10.0-1062.4.1.el7.ppc64.rpm bpftool-debuginfo-3.10.0-1062.4.1.el7.ppc64.rpm kernel-3.10.0-1062.4.1.el7.ppc64.rpm kernel-bootwrapper-3.10.0-1062.4.1.el7.ppc64.rpm kernel-debug-3.10.0-1062.4.1.el7.ppc64.rpm kernel-debug-debuginfo-3.10.0-1062.4.1.el7.ppc64.rpm kernel-debug-devel-3.10.0-1062.4.1.el7.ppc64.rpm kernel-debuginfo-3.10.0-1062.4.1.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-1062.4.1.el7.ppc64.rpm kernel-devel-3.10.0-1062.4.1.el7.ppc64.rpm kernel-headers-3.10.0-1062.4.1.el7.ppc64.rpm kernel-tools-3.10.0-1062.4.1.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-1062.4.1.el7.ppc64.rpm kernel-tools-libs-3.10.0-1062.4.1.el7.ppc64.rpm perf-3.10.0-1062.4.1.el7.ppc64.rpm perf-debuginfo-3.10.0-1062.4.1.el7.ppc64.rpm python-perf-3.10.0-1062.4.1.el7.ppc64.rpm python-perf-debuginfo-3.10.0-1062.4.1.el7.ppc64.rpm ppc64le: bpftool-3.10.0-1062.4.1.el7.ppc64le.rpm bpftool-debuginfo-3.10.0-1062.4.1.el7.ppc64le.rpm kernel-3.10.0-1062.4.1.el7.ppc64le.rpm kernel-bootwrapper-3.10.0-1062.4.1.el7.ppc64le.rpm kernel-debug-3.10.0-1062.4.1.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-1062.4.1.el7.ppc64le.rpm kernel-debuginfo-3.10.0-1062.4.1.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-1062.4.1.el7.ppc64le.rpm kernel-devel-3.10.0-1062.4.1.el7.ppc64le.rpm kernel-headers-3.10.0-1062.4.1.el7.ppc64le.rpm kernel-tools-3.10.0-1062.4.1.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-1062.4.1.el7.ppc64le.rpm kernel-tools-libs-3.10.0-1062.4.1.el7.ppc64le.rpm perf-3.10.0-1062.4.1.el7.ppc64le.rpm perf-debuginfo-3.10.0-1062.4.1.el7.ppc64le.rpm python-perf-3.10.0-1062.4.1.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-1062.4.1.el7.ppc64le.rpm s390x: bpftool-3.10.0-1062.4.1.el7.s390x.rpm bpftool-debuginfo-3.10.0-1062.4.1.el7.s390x.rpm kernel-3.10.0-1062.4.1.el7.s390x.rpm kernel-debug-3.10.0-1062.4.1.el7.s390x.rpm kernel-debug-debuginfo-3.10.0-1062.4.1.el7.s390x.rpm kernel-debug-devel-3.10.0-1062.4.1.el7.s390x.rpm kernel-debuginfo-3.10.0-1062.4.1.el7.s390x.rpm kernel-debuginfo-common-s390x-3.10.0-1062.4.1.el7.s390x.rpm kernel-devel-3.10.0-1062.4.1.el7.s390x.rpm kernel-headers-3.10.0-1062.4.1.el7.s390x.rpm kernel-kdump-3.10.0-1062.4.1.el7.s390x.rpm kernel-kdump-debuginfo-3.10.0-1062.4.1.el7.s390x.rpm kernel-kdump-devel-3.10.0-1062.4.1.el7.s390x.rpm perf-3.10.0-1062.4.1.el7.s390x.rpm perf-debuginfo-3.10.0-1062.4.1.el7.s390x.rpm python-perf-3.10.0-1062.4.1.el7.s390x.rpm python-perf-debuginfo-3.10.0-1062.4.1.el7.s390x.rpm x86_64: bpftool-3.10.0-1062.4.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debug-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.4.1.el7.x86_64.rpm kernel-devel-3.10.0-1062.4.1.el7.x86_64.rpm kernel-headers-3.10.0-1062.4.1.el7.x86_64.rpm kernel-tools-3.10.0-1062.4.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1062.4.1.el7.x86_64.rpm perf-3.10.0-1062.4.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm python-perf-3.10.0-1062.4.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 7): ppc64: bpftool-debuginfo-3.10.0-1062.4.1.el7.ppc64.rpm kernel-debug-debuginfo-3.10.0-1062.4.1.el7.ppc64.rpm kernel-debuginfo-3.10.0-1062.4.1.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-1062.4.1.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-1062.4.1.el7.ppc64.rpm kernel-tools-libs-devel-3.10.0-1062.4.1.el7.ppc64.rpm perf-debuginfo-3.10.0-1062.4.1.el7.ppc64.rpm python-perf-debuginfo-3.10.0-1062.4.1.el7.ppc64.rpm ppc64le: bpftool-debuginfo-3.10.0-1062.4.1.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-1062.4.1.el7.ppc64le.rpm kernel-debug-devel-3.10.0-1062.4.1.el7.ppc64le.rpm kernel-debuginfo-3.10.0-1062.4.1.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-1062.4.1.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-1062.4.1.el7.ppc64le.rpm kernel-tools-libs-devel-3.10.0-1062.4.1.el7.ppc64le.rpm perf-debuginfo-3.10.0-1062.4.1.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-1062.4.1.el7.ppc64le.rpm x86_64: bpftool-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.4.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1062.4.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: kernel-3.10.0-1062.4.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-1062.4.1.el7.noarch.rpm kernel-doc-3.10.0-1062.4.1.el7.noarch.rpm x86_64: bpftool-3.10.0-1062.4.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debug-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.4.1.el7.x86_64.rpm kernel-devel-3.10.0-1062.4.1.el7.x86_64.rpm kernel-headers-3.10.0-1062.4.1.el7.x86_64.rpm kernel-tools-3.10.0-1062.4.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1062.4.1.el7.x86_64.rpm perf-3.10.0-1062.4.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm python-perf-3.10.0-1062.4.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 7): x86_64: bpftool-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.4.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1062.4.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.4.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.4.1.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-2018-20856 https://access.redhat.com/security/cve/CVE-2019-3846 https://access.redhat.com/security/cve/CVE-2019-9506 https://access.redhat.com/security/cve/CVE-2019-10126 https://access.redhat.com/security/updates/classification/#important 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 iQIVAwUBXaYG69zjgjWX9erEAQjA1Q/7Bte0lgWfI6xE9bw9FqrE7ZFw3Jq5bqV1 8PYYAZBFCLUHsC1HS33jiTGGaS5xbqR4yrtNCnZHLhsZU6w9avm0zDFW2CEzAwRC Uri5R30mCVtc2p3jsHupNKrKhzzkmKjz2J5gYn+ubX9Ok7ScxZZ8ucF9kJcSx7LL qswocd0lWkbjy/2MY0t6MCMnvoNvgOB1XEmQE5a9CHrHtKe9kEJcWJUht6vXqhZ4 SJYkMLDIsDYOXFsWBwZnKT0BVXNurS9+g7b7MX4ZaQATN5MD9x7jP7FYTIp8lhyJ NKOqa8/D5eFGKF3YlgySgqXZ22XT1MasENDJ7OS62lRQd+/eeznyK0CUOAtILLvH 1GTfXgz8nvMynX+ZKkiZv5+tEFCWFNKkHudYuzoirFa+p29l0YWW6SjfPN+c3NnE 9DLfZhqYuX2tcx3O8khxjS/okRh5mBFQvzXlWqyPmgqsbjP0L5R2YoPNMzzGB3OQ FA/QgjD8AD9Tn8+rZM+VeoWVYTwPT8OMv1wMEqOeJLIxR8/DiY42YEQiNBU2na4W AYajLwK6d3Ey+DV+/5YwjWWQOyyTxP9Q8F0xb61HdQmq1dILZJgFBmVR5ilxlpoJ sHiYCTKF/M8DbDGSWwZkD69ZPtBWPGvTI0XkgTIfhcTeF2BRL2UZkszrM72QjGqH OQh6hA3MyvA=zvD0 -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce