-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: kernel security and bug fix update Advisory ID: RHSA-2018:1965-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2018:1965 Issue date: 2018-06-26 CVE Names: CVE-2017-11600 CVE-2018-3639 ===================================================================== 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 Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) - noarch, ppc64le, s390x Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) - noarch, ppc64le 3. Description: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * An industry-wide issue was found in the way many modern microprocessor designs have implemented speculative execution of Load & Store instructions (a commonly used performance optimization). It relies on the presence of a precisely-defined instruction sequence in the privileged code as well as the fact that memory read from address to which a recent memory write has occurred may see an older value and subsequently cause an update into the microprocessor's data cache even for speculatively executed instructions that never actually commit (retire). As a result, an unprivileged attacker could use this flaw to read privileged memory by conducting targeted cache side-channel attacks. (CVE-2018-3639, PowerPC, x86 AMD) * kernel: Out-of-bounds access via an XFRM_MSG_MIGRATE xfrm Netlink message (CVE-2017-11600) For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section. Red Hat would like to thank Ken Johnson (Microsoft Security Response Center) and Jann Horn (Google Project Zero) for reporting CVE-2018-3639. Bug Fix(es): These updated kernel packages include also numerous bug fixes. Space precludes documenting all of the bug fixes in this advisory. See the descriptions in the related Knowledge Article: https://access.redhat.com/articles/3485871 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/): 1474928 - CVE-2017-11600 kernel: Out-of-bounds access via an XFRM_MSG_MIGRATE xfrm Netlink message 1566890 - CVE-2018-3639 hw: cpu: speculative store bypass 6. Package List: Red Hat Enterprise Linux Client (v. 7): Source: kernel-3.10.0-862.6.3.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-862.6.3.el7.noarch.rpm kernel-doc-3.10.0-862.6.3.el7.noarch.rpm x86_64: kernel-3.10.0-862.6.3.el7.x86_64.rpm kernel-debug-3.10.0-862.6.3.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm kernel-debug-devel-3.10.0-862.6.3.el7.x86_64.rpm kernel-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-862.6.3.el7.x86_64.rpm kernel-devel-3.10.0-862.6.3.el7.x86_64.rpm kernel-headers-3.10.0-862.6.3.el7.x86_64.rpm kernel-tools-3.10.0-862.6.3.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm kernel-tools-libs-3.10.0-862.6.3.el7.x86_64.rpm perf-3.10.0-862.6.3.el7.x86_64.rpm perf-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm python-perf-3.10.0-862.6.3.el7.x86_64.rpm python-perf-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm Red Hat Enterprise Linux Client Optional (v. 7): x86_64: kernel-debug-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm kernel-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-862.6.3.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-862.6.3.el7.x86_64.rpm perf-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm python-perf-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm Red Hat Enterprise Linux ComputeNode (v. 7): Source: kernel-3.10.0-862.6.3.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-862.6.3.el7.noarch.rpm kernel-doc-3.10.0-862.6.3.el7.noarch.rpm x86_64: kernel-3.10.0-862.6.3.el7.x86_64.rpm kernel-debug-3.10.0-862.6.3.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm kernel-debug-devel-3.10.0-862.6.3.el7.x86_64.rpm kernel-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-862.6.3.el7.x86_64.rpm kernel-devel-3.10.0-862.6.3.el7.x86_64.rpm kernel-headers-3.10.0-862.6.3.el7.x86_64.rpm kernel-tools-3.10.0-862.6.3.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm kernel-tools-libs-3.10.0-862.6.3.el7.x86_64.rpm perf-3.10.0-862.6.3.el7.x86_64.rpm perf-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm python-perf-3.10.0-862.6.3.el7.x86_64.rpm python-perf-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional (v. 7): x86_64: kernel-debug-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm kernel-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-862.6.3.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-862.6.3.el7.x86_64.rpm perf-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm python-perf-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm Red Hat Enterprise Linux Server (v. 7): Source: kernel-3.10.0-862.6.3.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-862.6.3.el7.noarch.rpm kernel-doc-3.10.0-862.6.3.el7.noarch.rpm ppc64: kernel-3.10.0-862.6.3.el7.ppc64.rpm kernel-bootwrapper-3.10.0-862.6.3.el7.ppc64.rpm kernel-debug-3.10.0-862.6.3.el7.ppc64.rpm kernel-debug-debuginfo-3.10.0-862.6.3.el7.ppc64.rpm kernel-debug-devel-3.10.0-862.6.3.el7.ppc64.rpm kernel-debuginfo-3.10.0-862.6.3.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-862.6.3.el7.ppc64.rpm kernel-devel-3.10.0-862.6.3.el7.ppc64.rpm kernel-headers-3.10.0-862.6.3.el7.ppc64.rpm kernel-tools-3.10.0-862.6.3.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-862.6.3.el7.ppc64.rpm kernel-tools-libs-3.10.0-862.6.3.el7.ppc64.rpm perf-3.10.0-862.6.3.el7.ppc64.rpm perf-debuginfo-3.10.0-862.6.3.el7.ppc64.rpm python-perf-3.10.0-862.6.3.el7.ppc64.rpm python-perf-debuginfo-3.10.0-862.6.3.el7.ppc64.rpm ppc64le: kernel-3.10.0-862.6.3.el7.ppc64le.rpm kernel-bootwrapper-3.10.0-862.6.3.el7.ppc64le.rpm kernel-debug-3.10.0-862.6.3.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-862.6.3.el7.ppc64le.rpm kernel-debuginfo-3.10.0-862.6.3.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-862.6.3.el7.ppc64le.rpm kernel-devel-3.10.0-862.6.3.el7.ppc64le.rpm kernel-headers-3.10.0-862.6.3.el7.ppc64le.rpm kernel-tools-3.10.0-862.6.3.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-862.6.3.el7.ppc64le.rpm kernel-tools-libs-3.10.0-862.6.3.el7.ppc64le.rpm perf-3.10.0-862.6.3.el7.ppc64le.rpm perf-debuginfo-3.10.0-862.6.3.el7.ppc64le.rpm python-perf-3.10.0-862.6.3.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-862.6.3.el7.ppc64le.rpm s390x: kernel-3.10.0-862.6.3.el7.s390x.rpm kernel-debug-3.10.0-862.6.3.el7.s390x.rpm kernel-debug-debuginfo-3.10.0-862.6.3.el7.s390x.rpm kernel-debug-devel-3.10.0-862.6.3.el7.s390x.rpm kernel-debuginfo-3.10.0-862.6.3.el7.s390x.rpm kernel-debuginfo-common-s390x-3.10.0-862.6.3.el7.s390x.rpm kernel-devel-3.10.0-862.6.3.el7.s390x.rpm kernel-headers-3.10.0-862.6.3.el7.s390x.rpm kernel-kdump-3.10.0-862.6.3.el7.s390x.rpm kernel-kdump-debuginfo-3.10.0-862.6.3.el7.s390x.rpm kernel-kdump-devel-3.10.0-862.6.3.el7.s390x.rpm perf-3.10.0-862.6.3.el7.s390x.rpm perf-debuginfo-3.10.0-862.6.3.el7.s390x.rpm python-perf-3.10.0-862.6.3.el7.s390x.rpm python-perf-debuginfo-3.10.0-862.6.3.el7.s390x.rpm x86_64: kernel-3.10.0-862.6.3.el7.x86_64.rpm kernel-debug-3.10.0-862.6.3.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm kernel-debug-devel-3.10.0-862.6.3.el7.x86_64.rpm kernel-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-862.6.3.el7.x86_64.rpm kernel-devel-3.10.0-862.6.3.el7.x86_64.rpm kernel-headers-3.10.0-862.6.3.el7.x86_64.rpm kernel-tools-3.10.0-862.6.3.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm kernel-tools-libs-3.10.0-862.6.3.el7.x86_64.rpm perf-3.10.0-862.6.3.el7.x86_64.rpm perf-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm python-perf-3.10.0-862.6.3.el7.x86_64.rpm python-perf-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7): noarch: kernel-abi-whitelists-3.10.0-862.6.3.el7.noarch.rpm kernel-doc-3.10.0-862.6.3.el7.noarch.rpm ppc64le: kernel-3.10.0-862.6.3.el7.ppc64le.rpm kernel-bootwrapper-3.10.0-862.6.3.el7.ppc64le.rpm kernel-debug-3.10.0-862.6.3.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-862.6.3.el7.ppc64le.rpm kernel-debuginfo-3.10.0-862.6.3.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-862.6.3.el7.ppc64le.rpm kernel-devel-3.10.0-862.6.3.el7.ppc64le.rpm kernel-headers-3.10.0-862.6.3.el7.ppc64le.rpm kernel-tools-3.10.0-862.6.3.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-862.6.3.el7.ppc64le.rpm kernel-tools-libs-3.10.0-862.6.3.el7.ppc64le.rpm perf-3.10.0-862.6.3.el7.ppc64le.rpm perf-debuginfo-3.10.0-862.6.3.el7.ppc64le.rpm python-perf-3.10.0-862.6.3.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-862.6.3.el7.ppc64le.rpm s390x: kernel-3.10.0-862.6.3.el7.s390x.rpm kernel-debug-3.10.0-862.6.3.el7.s390x.rpm kernel-debug-debuginfo-3.10.0-862.6.3.el7.s390x.rpm kernel-debug-devel-3.10.0-862.6.3.el7.s390x.rpm kernel-debuginfo-3.10.0-862.6.3.el7.s390x.rpm kernel-debuginfo-common-s390x-3.10.0-862.6.3.el7.s390x.rpm kernel-devel-3.10.0-862.6.3.el7.s390x.rpm kernel-headers-3.10.0-862.6.3.el7.s390x.rpm kernel-kdump-3.10.0-862.6.3.el7.s390x.rpm kernel-kdump-debuginfo-3.10.0-862.6.3.el7.s390x.rpm kernel-kdump-devel-3.10.0-862.6.3.el7.s390x.rpm perf-3.10.0-862.6.3.el7.s390x.rpm perf-debuginfo-3.10.0-862.6.3.el7.s390x.rpm python-perf-3.10.0-862.6.3.el7.s390x.rpm python-perf-debuginfo-3.10.0-862.6.3.el7.s390x.rpm Red Hat Enterprise Linux Server Optional (v. 7): ppc64: kernel-debug-debuginfo-3.10.0-862.6.3.el7.ppc64.rpm kernel-debuginfo-3.10.0-862.6.3.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-862.6.3.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-862.6.3.el7.ppc64.rpm kernel-tools-libs-devel-3.10.0-862.6.3.el7.ppc64.rpm perf-debuginfo-3.10.0-862.6.3.el7.ppc64.rpm python-perf-debuginfo-3.10.0-862.6.3.el7.ppc64.rpm ppc64le: kernel-debug-debuginfo-3.10.0-862.6.3.el7.ppc64le.rpm kernel-debug-devel-3.10.0-862.6.3.el7.ppc64le.rpm kernel-debuginfo-3.10.0-862.6.3.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-862.6.3.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-862.6.3.el7.ppc64le.rpm kernel-tools-libs-devel-3.10.0-862.6.3.el7.ppc64le.rpm perf-debuginfo-3.10.0-862.6.3.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-862.6.3.el7.ppc64le.rpm x86_64: kernel-debug-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm kernel-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-862.6.3.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-862.6.3.el7.x86_64.rpm perf-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm python-perf-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7): noarch: kernel-doc-3.10.0-862.6.3.el7.noarch.rpm ppc64le: kernel-debug-debuginfo-3.10.0-862.6.3.el7.ppc64le.rpm kernel-debug-devel-3.10.0-862.6.3.el7.ppc64le.rpm kernel-debuginfo-3.10.0-862.6.3.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-862.6.3.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-862.6.3.el7.ppc64le.rpm kernel-tools-libs-devel-3.10.0-862.6.3.el7.ppc64le.rpm perf-debuginfo-3.10.0-862.6.3.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-862.6.3.el7.ppc64le.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: kernel-3.10.0-862.6.3.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-862.6.3.el7.noarch.rpm kernel-doc-3.10.0-862.6.3.el7.noarch.rpm x86_64: kernel-3.10.0-862.6.3.el7.x86_64.rpm kernel-debug-3.10.0-862.6.3.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm kernel-debug-devel-3.10.0-862.6.3.el7.x86_64.rpm kernel-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-862.6.3.el7.x86_64.rpm kernel-devel-3.10.0-862.6.3.el7.x86_64.rpm kernel-headers-3.10.0-862.6.3.el7.x86_64.rpm kernel-tools-3.10.0-862.6.3.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm kernel-tools-libs-3.10.0-862.6.3.el7.x86_64.rpm perf-3.10.0-862.6.3.el7.x86_64.rpm perf-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm python-perf-3.10.0-862.6.3.el7.x86_64.rpm python-perf-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 7): x86_64: kernel-debug-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm kernel-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-862.6.3.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-862.6.3.el7.x86_64.rpm perf-debuginfo-3.10.0-862.6.3.el7.x86_64.rpm python-perf-debuginfo-3.10.0-862.6.3.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-2017-11600 https://access.redhat.com/security/cve/CVE-2018-3639 https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/articles/3485871 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2018 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBWzJvQtzjgjWX9erEAQhA1BAAnHot2ERbRC9tVbWzn8egMTLwNGaPfu8b RhzRg0qgwySJM7JXfEC2fKJYoCaL71ykhGUC98wNc5SJVqkfzMt66pyxrMrK8Ff2 +LJW3BFAbFfzzt/NMRwXM+s2TSNj6BhqWpohgmB83jz3uPzH51QBp2SbumMDwdrj VN9/rZlA/2rofE/7Lyz2B/Rks5oEvRbW4pf4hDpARDLqD8iU4UhW8QGb4HZfH//X lvVTnKaMvCN1Jecc0fyp6lE4no2FBMPBlIQvnHcHw4gtjBajN4Ics/nMEXs7Zp2/ +sCtyWuH06G6hiawMHmCaw6QPqIvhJ2zcgzZl+18ITDk3OOlIPhpFJHQ1hjKZR3v 5PqvGyVXuKqzwtRIdTvDNIrI42R31xUiLXSk24scMO8p5IiCrONn2Med4LsOH6k8 9hMyYG+oYo3SKjes8N9Q3Gzf98MR/Kkx/5nRRmLpQEHehhNIgBebhscWdL535Ufk NJ1a4SHRxCoj3WSpx6XDZ+ZjHHWJVYZ8TnvHY2qrD1r1BCZNXkeBYZ4Fthelu5BS iGLax+RbZbS0n83AmEV7rq85o1i95fJPYTuZ1xzcx8DxZcgwoc6X8h9doz2Rz9Mq 08nScZYH4g6ruhcvWFYnsxx/hYpWvnnaUlmDGKhoUpd5+hCPP3hTx+GvFKi/IjiD rcTDRBuyPRI= =PPUN -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce