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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.0645 Important: kernel security and bug fix update 7 March 2018 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: kernel 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 Increased Privileges -- Existing Account Denial of Service -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2017-12188 CVE-2017-7518 Reference: ESB-2017.2852 ESB-2017.2729 ESB-2017.2401 Original Bulletin: https://access.redhat.com/errata/RHSA-2018:0395 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ===================================================================== Red Hat Security Advisory Synopsis: Important: kernel security and bug fix update Advisory ID: RHSA-2018:0395-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2018:0395 Issue date: 2018-03-06 CVE Names: CVE-2017-7518 CVE-2017-12188 ===================================================================== 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. These updated kernel packages include several security issues and numerous bug fixes, some of which you can see below. Space precludes documenting all of these bug fixes in this advisory. To see the complete list of bug fixes, users are directed to the related Knowledge Article: https://access.redhat.com/articles/3368501. Security Fix(es): * Kernel: KVM: MMU potential stack buffer overrun during page walks (CVE-2017-12188, Important) * Kernel: KVM: debug exception via syscall emulation (CVE-2017-7518, Moderate) 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. 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/): 1464473 - CVE-2017-7518 Kernel: KVM: debug exception via syscall emulation 1500380 - CVE-2017-12188 Kernel: KVM: MMU potential stack buffer overrun during page walks 6. Package List: Red Hat Enterprise Linux Client (v. 7): Source: kernel-3.10.0-693.21.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-693.21.1.el7.noarch.rpm kernel-doc-3.10.0-693.21.1.el7.noarch.rpm x86_64: kernel-3.10.0-693.21.1.el7.x86_64.rpm kernel-debug-3.10.0-693.21.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-693.21.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.21.1.el7.x86_64.rpm kernel-devel-3.10.0-693.21.1.el7.x86_64.rpm kernel-headers-3.10.0-693.21.1.el7.x86_64.rpm kernel-tools-3.10.0-693.21.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-693.21.1.el7.x86_64.rpm perf-3.10.0-693.21.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm python-perf-3.10.0-693.21.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm Red Hat Enterprise Linux Client Optional (v. 7): x86_64: kernel-debug-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.21.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-693.21.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm Red Hat Enterprise Linux ComputeNode (v. 7): Source: kernel-3.10.0-693.21.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-693.21.1.el7.noarch.rpm kernel-doc-3.10.0-693.21.1.el7.noarch.rpm x86_64: kernel-3.10.0-693.21.1.el7.x86_64.rpm kernel-debug-3.10.0-693.21.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-693.21.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.21.1.el7.x86_64.rpm kernel-devel-3.10.0-693.21.1.el7.x86_64.rpm kernel-headers-3.10.0-693.21.1.el7.x86_64.rpm kernel-tools-3.10.0-693.21.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-693.21.1.el7.x86_64.rpm perf-3.10.0-693.21.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm python-perf-3.10.0-693.21.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional (v. 7): x86_64: kernel-debug-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.21.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-693.21.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm Red Hat Enterprise Linux Server (v. 7): Source: kernel-3.10.0-693.21.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-693.21.1.el7.noarch.rpm kernel-doc-3.10.0-693.21.1.el7.noarch.rpm ppc64: kernel-3.10.0-693.21.1.el7.ppc64.rpm kernel-bootwrapper-3.10.0-693.21.1.el7.ppc64.rpm kernel-debug-3.10.0-693.21.1.el7.ppc64.rpm kernel-debug-debuginfo-3.10.0-693.21.1.el7.ppc64.rpm kernel-debug-devel-3.10.0-693.21.1.el7.ppc64.rpm kernel-debuginfo-3.10.0-693.21.1.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-693.21.1.el7.ppc64.rpm kernel-devel-3.10.0-693.21.1.el7.ppc64.rpm kernel-headers-3.10.0-693.21.1.el7.ppc64.rpm kernel-tools-3.10.0-693.21.1.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-693.21.1.el7.ppc64.rpm kernel-tools-libs-3.10.0-693.21.1.el7.ppc64.rpm perf-3.10.0-693.21.1.el7.ppc64.rpm perf-debuginfo-3.10.0-693.21.1.el7.ppc64.rpm python-perf-3.10.0-693.21.1.el7.ppc64.rpm python-perf-debuginfo-3.10.0-693.21.1.el7.ppc64.rpm ppc64le: kernel-3.10.0-693.21.1.el7.ppc64le.rpm kernel-bootwrapper-3.10.0-693.21.1.el7.ppc64le.rpm kernel-debug-3.10.0-693.21.1.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-693.21.1.el7.ppc64le.rpm kernel-debuginfo-3.10.0-693.21.1.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-693.21.1.el7.ppc64le.rpm kernel-devel-3.10.0-693.21.1.el7.ppc64le.rpm kernel-headers-3.10.0-693.21.1.el7.ppc64le.rpm kernel-tools-3.10.0-693.21.1.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-693.21.1.el7.ppc64le.rpm kernel-tools-libs-3.10.0-693.21.1.el7.ppc64le.rpm perf-3.10.0-693.21.1.el7.ppc64le.rpm perf-debuginfo-3.10.0-693.21.1.el7.ppc64le.rpm python-perf-3.10.0-693.21.1.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-693.21.1.el7.ppc64le.rpm s390x: kernel-3.10.0-693.21.1.el7.s390x.rpm kernel-debug-3.10.0-693.21.1.el7.s390x.rpm kernel-debug-debuginfo-3.10.0-693.21.1.el7.s390x.rpm kernel-debug-devel-3.10.0-693.21.1.el7.s390x.rpm kernel-debuginfo-3.10.0-693.21.1.el7.s390x.rpm kernel-debuginfo-common-s390x-3.10.0-693.21.1.el7.s390x.rpm kernel-devel-3.10.0-693.21.1.el7.s390x.rpm kernel-headers-3.10.0-693.21.1.el7.s390x.rpm kernel-kdump-3.10.0-693.21.1.el7.s390x.rpm kernel-kdump-debuginfo-3.10.0-693.21.1.el7.s390x.rpm kernel-kdump-devel-3.10.0-693.21.1.el7.s390x.rpm perf-3.10.0-693.21.1.el7.s390x.rpm perf-debuginfo-3.10.0-693.21.1.el7.s390x.rpm python-perf-3.10.0-693.21.1.el7.s390x.rpm python-perf-debuginfo-3.10.0-693.21.1.el7.s390x.rpm x86_64: kernel-3.10.0-693.21.1.el7.x86_64.rpm kernel-debug-3.10.0-693.21.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-693.21.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.21.1.el7.x86_64.rpm kernel-devel-3.10.0-693.21.1.el7.x86_64.rpm kernel-headers-3.10.0-693.21.1.el7.x86_64.rpm kernel-tools-3.10.0-693.21.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-693.21.1.el7.x86_64.rpm perf-3.10.0-693.21.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm python-perf-3.10.0-693.21.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 7): ppc64: kernel-debug-debuginfo-3.10.0-693.21.1.el7.ppc64.rpm kernel-debuginfo-3.10.0-693.21.1.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-693.21.1.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-693.21.1.el7.ppc64.rpm kernel-tools-libs-devel-3.10.0-693.21.1.el7.ppc64.rpm perf-debuginfo-3.10.0-693.21.1.el7.ppc64.rpm python-perf-debuginfo-3.10.0-693.21.1.el7.ppc64.rpm ppc64le: kernel-debug-debuginfo-3.10.0-693.21.1.el7.ppc64le.rpm kernel-debug-devel-3.10.0-693.21.1.el7.ppc64le.rpm kernel-debuginfo-3.10.0-693.21.1.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-693.21.1.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-693.21.1.el7.ppc64le.rpm kernel-tools-libs-devel-3.10.0-693.21.1.el7.ppc64le.rpm perf-debuginfo-3.10.0-693.21.1.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-693.21.1.el7.ppc64le.rpm x86_64: kernel-debug-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.21.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-693.21.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: kernel-3.10.0-693.21.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-693.21.1.el7.noarch.rpm kernel-doc-3.10.0-693.21.1.el7.noarch.rpm x86_64: kernel-3.10.0-693.21.1.el7.x86_64.rpm kernel-debug-3.10.0-693.21.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-693.21.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.21.1.el7.x86_64.rpm kernel-devel-3.10.0-693.21.1.el7.x86_64.rpm kernel-headers-3.10.0-693.21.1.el7.x86_64.rpm kernel-tools-3.10.0-693.21.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-693.21.1.el7.x86_64.rpm perf-3.10.0-693.21.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm python-perf-3.10.0-693.21.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 7): x86_64: kernel-debug-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.21.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-693.21.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.21.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.21.1.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-2017-7518 https://access.redhat.com/security/cve/CVE-2017-12188 https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/articles/3368501 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2018 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iD8DBQFanwt9XlSAg2UNWIIRAjuoAJ9Yy9qy0QScHMU1fFrtKHLPzNSxOQCfeSKx uHww2+DNz7OvlXiaOOuSPwE= =rayO - -----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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