-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Moderate: kernel security and bug fix update Advisory ID: RHSA-2020:3804-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:3804 Issue date: 2020-09-22 CVE Names: CVE-2018-1120 ==================================================================== 1. Summary: An update for kernel is now available for Red Hat Enterprise Linux 7.4 Advanced Update Support, Red Hat Enterprise Linux 7.4 Telco Extended Update Support, and Red Hat Enterprise Linux 7.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Moderate. 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 Server AUS (v. 7.4) - noarch, x86_64 Red Hat Enterprise Linux Server E4S (v. 7.4) - noarch, ppc64le, x86_64 Red Hat Enterprise Linux Server Optional AUS (v. 7.4) - x86_64 Red Hat Enterprise Linux Server Optional E4S (v. 7.4) - ppc64le, x86_64 Red Hat Enterprise Linux Server Optional TUS (v. 7.4) - x86_64 Red Hat Enterprise Linux Server TUS (v. 7.4) - noarch, x86_64 3. Description: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: fuse-backed file mmap-ed onto process cmdline arguments causes denial of service (CVE-2018-1120) 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): * [RHEL-7.9] Kdump failed to start when secure boot enabled: kexec_file_load failed: Required key not available (BZ#1866968) * Kernel bug report in cgroups on heavily contested 3.10 node (BZ#1869506) * System gets crashed with hard lockup after a corruption found in wait queue list [bnx2fc] (BZ#1870595) 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/): 1575472 - CVE-2018-1120 kernel: fuse-backed file mmap-ed onto process cmdline arguments causes denial of service 6. Package List: Red Hat Enterprise Linux Server AUS (v. 7.4): Source: kernel-3.10.0-693.76.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-693.76.1.el7.noarch.rpm kernel-doc-3.10.0-693.76.1.el7.noarch.rpm x86_64: kernel-3.10.0-693.76.1.el7.x86_64.rpm kernel-debug-3.10.0-693.76.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-693.76.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.76.1.el7.x86_64.rpm kernel-devel-3.10.0-693.76.1.el7.x86_64.rpm kernel-headers-3.10.0-693.76.1.el7.x86_64.rpm kernel-tools-3.10.0-693.76.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-693.76.1.el7.x86_64.rpm perf-3.10.0-693.76.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm python-perf-3.10.0-693.76.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm Red Hat Enterprise Linux Server E4S (v. 7.4): Source: kernel-3.10.0-693.76.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-693.76.1.el7.noarch.rpm kernel-doc-3.10.0-693.76.1.el7.noarch.rpm ppc64le: kernel-3.10.0-693.76.1.el7.ppc64le.rpm kernel-bootwrapper-3.10.0-693.76.1.el7.ppc64le.rpm kernel-debug-3.10.0-693.76.1.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-693.76.1.el7.ppc64le.rpm kernel-debuginfo-3.10.0-693.76.1.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-693.76.1.el7.ppc64le.rpm kernel-devel-3.10.0-693.76.1.el7.ppc64le.rpm kernel-headers-3.10.0-693.76.1.el7.ppc64le.rpm kernel-tools-3.10.0-693.76.1.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-693.76.1.el7.ppc64le.rpm kernel-tools-libs-3.10.0-693.76.1.el7.ppc64le.rpm perf-3.10.0-693.76.1.el7.ppc64le.rpm perf-debuginfo-3.10.0-693.76.1.el7.ppc64le.rpm python-perf-3.10.0-693.76.1.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-693.76.1.el7.ppc64le.rpm x86_64: kernel-3.10.0-693.76.1.el7.x86_64.rpm kernel-debug-3.10.0-693.76.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-693.76.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.76.1.el7.x86_64.rpm kernel-devel-3.10.0-693.76.1.el7.x86_64.rpm kernel-headers-3.10.0-693.76.1.el7.x86_64.rpm kernel-tools-3.10.0-693.76.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-693.76.1.el7.x86_64.rpm perf-3.10.0-693.76.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm python-perf-3.10.0-693.76.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm Red Hat Enterprise Linux Server TUS (v. 7.4): Source: kernel-3.10.0-693.76.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-693.76.1.el7.noarch.rpm kernel-doc-3.10.0-693.76.1.el7.noarch.rpm x86_64: kernel-3.10.0-693.76.1.el7.x86_64.rpm kernel-debug-3.10.0-693.76.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-693.76.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.76.1.el7.x86_64.rpm kernel-devel-3.10.0-693.76.1.el7.x86_64.rpm kernel-headers-3.10.0-693.76.1.el7.x86_64.rpm kernel-tools-3.10.0-693.76.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-693.76.1.el7.x86_64.rpm perf-3.10.0-693.76.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm python-perf-3.10.0-693.76.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm Red Hat Enterprise Linux Server Optional AUS (v. 7.4): x86_64: kernel-debug-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.76.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-693.76.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm Red Hat Enterprise Linux Server Optional E4S (v. 7.4): ppc64le: kernel-debug-debuginfo-3.10.0-693.76.1.el7.ppc64le.rpm kernel-debug-devel-3.10.0-693.76.1.el7.ppc64le.rpm kernel-debuginfo-3.10.0-693.76.1.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-693.76.1.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-693.76.1.el7.ppc64le.rpm kernel-tools-libs-devel-3.10.0-693.76.1.el7.ppc64le.rpm perf-debuginfo-3.10.0-693.76.1.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-693.76.1.el7.ppc64le.rpm x86_64: kernel-debug-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.76.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-693.76.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm Red Hat Enterprise Linux Server Optional TUS (v. 7.4): x86_64: kernel-debug-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-693.76.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-693.76.1.el7.x86_64.rpm perf-debuginfo-3.10.0-693.76.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-693.76.1.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-2018-1120 https://access.redhat.com/security/updates/classification/#moderate 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2020 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBX2ni39zjgjWX9erEAQj6Cg//eYnr/mQoEfgzAWbn3b1ptZJ8Ri+wyd9e EXU/oBg1mgV7P4is+Ohu2a4u+aAPfUDflJheKhO1Q0vdC315BCh1qKAbApnEjoK0 tAauksfbE3TuhBLgYU3J1sQg8YgKXFSK8+1Y4o4UDPCkuS/Cd+jH6CyE+uO1cqv7 Evpu4srItsm4e4q7pF1nmY0dPGrN8Cf1RwbcK6gPh37G02hg/Nko8j22I3wtz5ms gfV4bhPD9n2ksA+3l9ip6YvaSaldH+JHWm6A9K+q0PUPFM3/4eAu+Yjtwk+0P+Eu gIZGI/oAkpO3OK0CSPBPzva90rNHjFc44XmDZkYH+roVrK0pPwx9lF2IH/uShZ6p ioDAdxP9dlNFmLb2C3V3KtsHNIZis0vNiwuwoQpurodmoBGVwuVIVl0MND/OrUUx ScITFmTWPP/EXwHPaPMUMlowrv304zAi7wi26Sf2g5kRid57zzpVc1qmCMHQwWv8 JGQJSw4MOwvWlaIwswCASK/TFySi8qfULZNKu2Td6MF4BvDNY1oJY4aXgfJLO7mt YSJ+QewBpDCZ7Ic0kHpnEQNwC1ICGIEm1bozhRoc+xH/dfz7Qd/jv3L+BEL0e7Ha nUE3MmuVuKPQwqOzMZGcRz837NQ5b0wXQSJSTRIb45FM9n4KrW9CEhHtW9y7j11P 6R3GwjxCfok=Jkh1 -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce