-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: kernel security and bug fix update Advisory ID: RHSA-2021:2523-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:2523 Issue date: 2021-06-22 CVE Names: CVE-2020-12362 CVE-2020-15436 ==================================================================== 1. Summary: An update for kernel is now available for Red Hat Enterprise Linux 7.7 Extended Update Support. 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 ComputeNode EUS (v. 7.7) - noarch, x86_64 Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.7) - x86_64 Red Hat Enterprise Linux Server EUS (v. 7.7) - noarch, ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Optional EUS (v. 7.7) - ppc64, ppc64le, x86_64 3. Description: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: Integer overflow in Intel(R) Graphics Drivers (CVE-2020-12362) * kernel: use-after-free in fs/block_dev.c (CVE-2020-15436) 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): * RHEL7.7 - s390/dasd: Fix zero write for FBA devices (BZ#1931440) * Kernel experiences panic in update_group_power() due to division error even with Bug 1701115 fix (BZ#1961623) 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/): 1901168 - CVE-2020-15436 kernel: use-after-free in fs/block_dev.c 1930246 - CVE-2020-12362 kernel: Integer overflow in Intel(R) Graphics Drivers 6. Package List: Red Hat Enterprise Linux ComputeNode EUS (v. 7.7): Source: kernel-3.10.0-1062.51.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-1062.51.1.el7.noarch.rpm kernel-doc-3.10.0-1062.51.1.el7.noarch.rpm x86_64: bpftool-3.10.0-1062.51.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1062.51.1.el7.x86_64.rpm kernel-3.10.0-1062.51.1.el7.x86_64.rpm kernel-debug-3.10.0-1062.51.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.51.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1062.51.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.51.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.51.1.el7.x86_64.rpm kernel-devel-3.10.0-1062.51.1.el7.x86_64.rpm kernel-headers-3.10.0-1062.51.1.el7.x86_64.rpm kernel-tools-3.10.0-1062.51.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.51.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1062.51.1.el7.x86_64.rpm perf-3.10.0-1062.51.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.51.1.el7.x86_64.rpm python-perf-3.10.0-1062.51.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.51.1.el7.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.7): x86_64: bpftool-debuginfo-3.10.0-1062.51.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.51.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.51.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.51.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.51.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1062.51.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.51.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.51.1.el7.x86_64.rpm Red Hat Enterprise Linux Server EUS (v. 7.7): Source: kernel-3.10.0-1062.51.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-1062.51.1.el7.noarch.rpm kernel-doc-3.10.0-1062.51.1.el7.noarch.rpm ppc64: bpftool-3.10.0-1062.51.1.el7.ppc64.rpm bpftool-debuginfo-3.10.0-1062.51.1.el7.ppc64.rpm kernel-3.10.0-1062.51.1.el7.ppc64.rpm kernel-bootwrapper-3.10.0-1062.51.1.el7.ppc64.rpm kernel-debug-3.10.0-1062.51.1.el7.ppc64.rpm kernel-debug-debuginfo-3.10.0-1062.51.1.el7.ppc64.rpm kernel-debug-devel-3.10.0-1062.51.1.el7.ppc64.rpm kernel-debuginfo-3.10.0-1062.51.1.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-1062.51.1.el7.ppc64.rpm kernel-devel-3.10.0-1062.51.1.el7.ppc64.rpm kernel-headers-3.10.0-1062.51.1.el7.ppc64.rpm kernel-tools-3.10.0-1062.51.1.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-1062.51.1.el7.ppc64.rpm kernel-tools-libs-3.10.0-1062.51.1.el7.ppc64.rpm perf-3.10.0-1062.51.1.el7.ppc64.rpm perf-debuginfo-3.10.0-1062.51.1.el7.ppc64.rpm python-perf-3.10.0-1062.51.1.el7.ppc64.rpm python-perf-debuginfo-3.10.0-1062.51.1.el7.ppc64.rpm ppc64le: bpftool-3.10.0-1062.51.1.el7.ppc64le.rpm bpftool-debuginfo-3.10.0-1062.51.1.el7.ppc64le.rpm kernel-3.10.0-1062.51.1.el7.ppc64le.rpm kernel-bootwrapper-3.10.0-1062.51.1.el7.ppc64le.rpm kernel-debug-3.10.0-1062.51.1.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-1062.51.1.el7.ppc64le.rpm kernel-debuginfo-3.10.0-1062.51.1.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-1062.51.1.el7.ppc64le.rpm kernel-devel-3.10.0-1062.51.1.el7.ppc64le.rpm kernel-headers-3.10.0-1062.51.1.el7.ppc64le.rpm kernel-tools-3.10.0-1062.51.1.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-1062.51.1.el7.ppc64le.rpm kernel-tools-libs-3.10.0-1062.51.1.el7.ppc64le.rpm perf-3.10.0-1062.51.1.el7.ppc64le.rpm perf-debuginfo-3.10.0-1062.51.1.el7.ppc64le.rpm python-perf-3.10.0-1062.51.1.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-1062.51.1.el7.ppc64le.rpm s390x: bpftool-3.10.0-1062.51.1.el7.s390x.rpm bpftool-debuginfo-3.10.0-1062.51.1.el7.s390x.rpm kernel-3.10.0-1062.51.1.el7.s390x.rpm kernel-debug-3.10.0-1062.51.1.el7.s390x.rpm kernel-debug-debuginfo-3.10.0-1062.51.1.el7.s390x.rpm kernel-debug-devel-3.10.0-1062.51.1.el7.s390x.rpm kernel-debuginfo-3.10.0-1062.51.1.el7.s390x.rpm kernel-debuginfo-common-s390x-3.10.0-1062.51.1.el7.s390x.rpm kernel-devel-3.10.0-1062.51.1.el7.s390x.rpm kernel-headers-3.10.0-1062.51.1.el7.s390x.rpm kernel-kdump-3.10.0-1062.51.1.el7.s390x.rpm kernel-kdump-debuginfo-3.10.0-1062.51.1.el7.s390x.rpm kernel-kdump-devel-3.10.0-1062.51.1.el7.s390x.rpm perf-3.10.0-1062.51.1.el7.s390x.rpm perf-debuginfo-3.10.0-1062.51.1.el7.s390x.rpm python-perf-3.10.0-1062.51.1.el7.s390x.rpm python-perf-debuginfo-3.10.0-1062.51.1.el7.s390x.rpm x86_64: bpftool-3.10.0-1062.51.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1062.51.1.el7.x86_64.rpm kernel-3.10.0-1062.51.1.el7.x86_64.rpm kernel-debug-3.10.0-1062.51.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.51.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1062.51.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.51.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.51.1.el7.x86_64.rpm kernel-devel-3.10.0-1062.51.1.el7.x86_64.rpm kernel-headers-3.10.0-1062.51.1.el7.x86_64.rpm kernel-tools-3.10.0-1062.51.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.51.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1062.51.1.el7.x86_64.rpm perf-3.10.0-1062.51.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.51.1.el7.x86_64.rpm python-perf-3.10.0-1062.51.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.51.1.el7.x86_64.rpm Red Hat Enterprise Linux Server Optional EUS (v. 7.7): ppc64: bpftool-debuginfo-3.10.0-1062.51.1.el7.ppc64.rpm kernel-debug-debuginfo-3.10.0-1062.51.1.el7.ppc64.rpm kernel-debuginfo-3.10.0-1062.51.1.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-1062.51.1.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-1062.51.1.el7.ppc64.rpm kernel-tools-libs-devel-3.10.0-1062.51.1.el7.ppc64.rpm perf-debuginfo-3.10.0-1062.51.1.el7.ppc64.rpm python-perf-debuginfo-3.10.0-1062.51.1.el7.ppc64.rpm ppc64le: bpftool-debuginfo-3.10.0-1062.51.1.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-1062.51.1.el7.ppc64le.rpm kernel-debug-devel-3.10.0-1062.51.1.el7.ppc64le.rpm kernel-debuginfo-3.10.0-1062.51.1.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-1062.51.1.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-1062.51.1.el7.ppc64le.rpm kernel-tools-libs-devel-3.10.0-1062.51.1.el7.ppc64le.rpm perf-debuginfo-3.10.0-1062.51.1.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-1062.51.1.el7.ppc64le.rpm x86_64: bpftool-debuginfo-3.10.0-1062.51.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.51.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.51.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.51.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.51.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1062.51.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.51.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.51.1.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-2020-12362 https://access.redhat.com/security/cve/CVE-2020-15436 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 2021 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYNIgR9zjgjWX9erEAQinmg/8ClKrw6znvCtTJ+NRp6WK0+wmNoh+GLwM Wc2YYwx3Ub7ppZs7x6Tkw0Vsz2jvCmUuLwRzcnS5DwH0tiK6r1QX8+WWFoT8qdmM nO8k+FDb9Z4XgJSLf8VCIkKVhx/FZuTOhcfgXUanYdZaBK6snn5aI6m9J8kEBbeq Aq6Sw4PENvlL7gRw8dHWwpn8Z6j+iGFax2fbYy/DzgY3pSrpkZFeGaIHFwOJw1L9 GNf5dDg5n+o9k/mxYtOOQBeYpg4LDSznLC/xwx1rTKUHXXIESuAy5QdAbTiIDpzp on9ZnKW6xz/aSVY/FNKf7bxWhrsoLj8BG2CZMETjQkanLtzjUYK6x4jFmftgWijL p7/K25+Gr1Lz6q5TjVSK97H1nI9WZlyKcu3iOmiK43f+5IivfICdvzu3L27w2BGy 1LVPCu5CgSyWtrUaxiBy7tyxLMhv3LCpTapOn+5S/uI4zWL+EOS8lKxKCkUQtk8e EObcTpYe7fZnHjbgOK4DOi7xEkWkJDuFSvl2//Zk1qgvbG9WW5TIsM3TGm3Ume8i IxU6H3Vrj37+Vi5HBcv313pRzNBqMd3+CfKfC5/dI8Rr/ysjQCdhCe5wNoyU+r0e 7nrv4tvhayEQVCbacqwp8qoPo89fyLwGexEh9NDvKxiKO6siu8z2aAQ30t3EtKTE qGAtXSxbkyk=Doa6 -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce