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Red Hat Enterprise Linux 7 RHSA-2021-2314 Important: kernel Security Fix

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. -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: kernel security and bug fix update Advisory ID: RHSA-2021:2314-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:2314 Issue date: 2021-06-08 CVE Names: CVE-2020-8648 CVE-2020-12362 CVE-2020-12363 CVE-2020-12364 CVE-2020-27170 CVE-2021-3347 ==================================================================== 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: Integer overflow in Intel(R) Graphics Drivers (CVE-2020-12362) * kernel: Use after free via PI futex state(CVE-2021-3347) * kernel: use-after-free in n_tty_receive_buf_common function in drivers/tty/n_tty.c (CVE-2020-8648) * kernel: Improper input validation in some Intel(R) Graphics Drivers(CVE-2020-12363) * kernel: Null pointer dereference in some Intel(R) Graphics Drivers(CVE-2020-12364) * kernel: Speculation on pointer arithmetic against bpf_context pointer (CVE-2020-27170) 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): * kernel crash when call the timer function (sctp_generate_proto_unreach_event) of sctp module (BZ#1707184) * SCSI error handling process on HP P440ar controller gets stuck indefinitely in device reset operation (BZ#1830268) * netfilter: reproducible deadlock on nft_log module autoload (BZ#1858329) * netfilter: NULL pointer dereference in nf_tables_set_lookup() (BZ#1873171) * [DELL EMC 7.9 Bug]: No acpi_pad threads on top command for "power cap policy equal to 0 watts" (BZ#1883174) * A race between i40e_ndo_set_vf_mac() and i40e_vsi_clear() in the i40e driver causes a use after free condition of the kmalloc-4096 slab cache. (BZ#1886003) * netxen driver performs poorly with RT kernel (BZ#1894274) * gendisk-> disk_part_tbl-> last_lookup retains pointer after partition deletion (BZ#1898596) * Kernel experiences panic in update_group_power() due to division error even with Bug 1701115 fix (BZ#1910763) * RHEL7.9 - zfcp: fix handling of FCP_RESID_OVER bit in fcp ingress path (BZ#1917839) * RHEL7.9 - mm/THP: do not access vma-> vm_mm after calling handle_userfault (BZ#1917840) * raid: wrong raid io account (BZ#1927106) * qla2x00_status_cont_entry() missing upstream patch that prevents unnecessary ABRT/warnings (BZ#1933784) * RHEL 7.9.z - System hang caused by workqueue stall in qla2xxx driver (BZ#1937945) * selinux: setsebool can trigger a deadlock (BZ#1939091) * [Hyper-V][RHEL-7] Cannot boot kernel 3.10.0-1160.21.1.el7.x86_64on Hyper-V (BZ#1941841) 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/): 1802559 - CVE-2020-8648 kernel: use-after-free in n_tty_receive_buf_common function in drivers/tty/n_tty.c 1922249 - CVE-2021-3347 kernel: Use after free via PI futex state 1930246 - CVE-2020-12362 kernel: Integer overflow in Intel(R) Graphics Drivers1930249 - CVE-2020-12363 kernel: Improper input validation in some Intel(R) Graphics Drivers1930251 - CVE-2020-12364 kernel: Null pointer dereference in some Intel(R) Graphics Drivers1940627 - CVE-2020-27170 kernel: Speculation on pointer arithmetic against bpf_context pointer 1941841 - [Hyper-V][RHEL-7] Cannot boot kernel 3.10.0-1160.21.1.el7.x86_64 on Hyper-V 6. Package List: Red Hat Enterprise Linux Client (v. 7): Source: kernel-3.10.0-1160.31.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-1160.31.1.el7.noarch.rpm kernel-doc-3.10.0-1160.31.1.el7.noarch.rpm x86_64: bpftool-3.10.0-1160.31.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debug-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.31.1.el7.x86_64.rpm kernel-devel-3.10.0-1160.31.1.el7.x86_64.rpm kernel-headers-3.10.0-1160.31.1.el7.x86_64.rpm kernel-tools-3.10.0-1160.31.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1160.31.1.el7.x86_64.rpm perf-3.10.0-1160.31.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm python-perf-3.10.0-1160.31.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm Red Hat Enterprise Linux Client Optional (v.7): x86_64: bpftool-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.31.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1160.31.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm Red Hat Enterprise Linux ComputeNode (v. 7): Source: kernel-3.10.0-1160.31.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-1160.31.1.el7.noarch.rpm kernel-doc-3.10.0-1160.31.1.el7.noarch.rpm x86_64: bpftool-3.10.0-1160.31.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debug-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.31.1.el7.x86_64.rpm kernel-devel-3.10.0-1160.31.1.el7.x86_64.rpm kernel-headers-3.10.0-1160.31.1.el7.x86_64.rpm kernel-tools-3.10.0-1160.31.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1160.31.1.el7.x86_64.rpm perf-3.10.0-1160.31.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm python-perf-3.10.0-1160.31.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional (v. 7): x86_64: bpftool-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.31.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1160.31.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm Red Hat Enterprise Linux Server (v.7): Source: kernel-3.10.0-1160.31.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-1160.31.1.el7.noarch.rpm kernel-doc-3.10.0-1160.31.1.el7.noarch.rpm ppc64: bpftool-3.10.0-1160.31.1.el7.ppc64.rpm bpftool-debuginfo-3.10.0-1160.31.1.el7.ppc64.rpm kernel-3.10.0-1160.31.1.el7.ppc64.rpm kernel-bootwrapper-3.10.0-1160.31.1.el7.ppc64.rpm kernel-debug-3.10.0-1160.31.1.el7.ppc64.rpm kernel-debug-debuginfo-3.10.0-1160.31.1.el7.ppc64.rpm kernel-debug-devel-3.10.0-1160.31.1.el7.ppc64.rpm kernel-debuginfo-3.10.0-1160.31.1.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-1160.31.1.el7.ppc64.rpm kernel-devel-3.10.0-1160.31.1.el7.ppc64.rpm kernel-headers-3.10.0-1160.31.1.el7.ppc64.rpm kernel-tools-3.10.0-1160.31.1.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-1160.31.1.el7.ppc64.rpm kernel-tools-libs-3.10.0-1160.31.1.el7.ppc64.rpm perf-3.10.0-1160.31.1.el7.ppc64.rpm perf-debuginfo-3.10.0-1160.31.1.el7.ppc64.rpm python-perf-3.10.0-1160.31.1.el7.ppc64.rpm python-perf-debuginfo-3.10.0-1160.31.1.el7.ppc64.rpm ppc64le: bpftool-3.10.0-1160.31.1.el7.ppc64le.rpm bpftool-debuginfo-3.10.0-1160.31.1.el7.ppc64le.rpm kernel-3.10.0-1160.31.1.el7.ppc64le.rpm kernel-bootwrapper-3.10.0-1160.31.1.el7.ppc64le.rpm kernel-debug-3.10.0-1160.31.1.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-1160.31.1.el7.ppc64le.rpm kernel-debuginfo-3.10.0-1160.31.1.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-1160.31.1.el7.ppc64le.rpm kernel-devel-3.10.0-1160.31.1.el7.ppc64le.rpm kernel-headers-3.10.0-1160.31.1.el7.ppc64le.rpm kernel-tools-3.10.0-1160.31.1.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-1160.31.1.el7.ppc64le.rpm kernel-tools-libs-3.10.0-1160.31.1.el7.ppc64le.rpm perf-3.10.0-1160.31.1.el7.ppc64le.rpm perf-debuginfo-3.10.0-1160.31.1.el7.ppc64le.rpm python-perf-3.10.0-1160.31.1.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-1160.31.1.el7.ppc64le.rpm s390x: bpftool-3.10.0-1160.31.1.el7.s390x.rpm bpftool-debuginfo-3.10.0-1160.31.1.el7.s390x.rpm kernel-3.10.0-1160.31.1.el7.s390x.rpm kernel-debug-3.10.0-1160.31.1.el7.s390x.rpm kernel-debug-debuginfo-3.10.0-1160.31.1.el7.s390x.rpm kernel-debug-devel-3.10.0-1160.31.1.el7.s390x.rpm kernel-debuginfo-3.10.0-1160.31.1.el7.s390x.rpm kernel-debuginfo-common-s390x-3.10.0-1160.31.1.el7.s390x.rpm kernel-devel-3.10.0-1160.31.1.el7.s390x.rpm kernel-headers-3.10.0-1160.31.1.el7.s390x.rpm kernel-kdump-3.10.0-1160.31.1.el7.s390x.rpm kernel-kdump-debuginfo-3.10.0-1160.31.1.el7.s390x.rpm kernel-kdump-devel-3.10.0-1160.31.1.el7.s390x.rpm perf-3.10.0-1160.31.1.el7.s390x.rpm perf-debuginfo-3.10.0-1160.31.1.el7.s390x.rpm python-perf-3.10.0-1160.31.1.el7.s390x.rpm python-perf-debuginfo-3.10.0-1160.31.1.el7.s390x.rpm x86_64: bpftool-3.10.0-1160.31.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debug-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.31.1.el7.x86_64.rpm kernel-devel-3.10.0-1160.31.1.el7.x86_64.rpm kernel-headers-3.10.0-1160.31.1.el7.x86_64.rpm kernel-tools-3.10.0-1160.31.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1160.31.1.el7.x86_64.rpm perf-3.10.0-1160.31.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm python-perf-3.10.0-1160.31.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm Red Hat Enterprise Linux Server Optional (v.7): ppc64: bpftool-debuginfo-3.10.0-1160.31.1.el7.ppc64.rpm kernel-debug-debuginfo-3.10.0-1160.31.1.el7.ppc64.rpm kernel-debuginfo-3.10.0-1160.31.1.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-1160.31.1.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-1160.31.1.el7.ppc64.rpm kernel-tools-libs-devel-3.10.0-1160.31.1.el7.ppc64.rpm perf-debuginfo-3.10.0-1160.31.1.el7.ppc64.rpm python-perf-debuginfo-3.10.0-1160.31.1.el7.ppc64.rpm ppc64le: bpftool-debuginfo-3.10.0-1160.31.1.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-1160.31.1.el7.ppc64le.rpm kernel-debug-devel-3.10.0-1160.31.1.el7.ppc64le.rpm kernel-debuginfo-3.10.0-1160.31.1.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-1160.31.1.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-1160.31.1.el7.ppc64le.rpm kernel-tools-libs-devel-3.10.0-1160.31.1.el7.ppc64le.rpm perf-debuginfo-3.10.0-1160.31.1.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-1160.31.1.el7.ppc64le.rpm x86_64: bpftool-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.31.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1160.31.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm Red Hat Enterprise Linux Workstation (v.7): Source: kernel-3.10.0-1160.31.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-1160.31.1.el7.noarch.rpm kernel-doc-3.10.0-1160.31.1.el7.noarch.rpm x86_64: bpftool-3.10.0-1160.31.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debug-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.31.1.el7.x86_64.rpm kernel-devel-3.10.0-1160.31.1.el7.x86_64.rpm kernel-headers-3.10.0-1160.31.1.el7.x86_64.rpm kernel-tools-3.10.0-1160.31.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1160.31.1.el7.x86_64.rpm perf-3.10.0-1160.31.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm python-perf-3.10.0-1160.31.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 7): x86_64: bpftool-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.31.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1160.31.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.31.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.31.1.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-2020-8648 https://access.redhat.com/security/cve/CVE-2020-12362 https://access.redhat.com/security/cve/CVE-2020-12363 https://access.redhat.com/security/cve/CVE-2020-12364 https://access.redhat.com/security/cve/CVE-2020-27170 https://access.redhat.com/security/cve/CVE-2021-3347 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 iQIVAwUBYL/x1NzjgjWX9erEAQijGA//bxt7JJkdkIO3eT3vTQ6mYtMErGKBVx8A sI+zjh/mYmaocA6UrE88bV1ixfJ2xknb9HfFBjQywPAiqTiRXHUyiL24IyGe5Lit WkPjLRDHCb/q56rl1EGkyr3noikZCNuNF9HOf8PHukJmLqD6iLWWws8J0knY9QyR /8scePwyCR4wqr2ru5etg5TKx+pkOY+Dfnwhgy6U2thQI58/Flvn7GyOBvSG69M8 6gewtkav1Fnw7WlLT386OjrAajBw6Pd9xee+S7T9qFv/BfC5k0HA26qbnMaAfzle YKXmjoIV7ExiszvspqZgdlsg0835BUALUIikbpnTvh7Kl2MY2BhBIqJvKOWeT3Mp VIpkMs4HVALkHoDqzYDZx8WKEy0hrDAjczT+aWtvXJmHEBmsHEx5Ny8tvYk1w3t/ cNVvfj+EqFaSY1GSNY1MG2ZDzIDYWrx+rGKA7tgqtwSlCdYEbORlXCDu+W8+c7Xg g1vE8kfpkbxyLpvlJ0iOWoLiOCCrZ04fiXXhgSn9O1/zmOwkijFHk5x/aFDEoyBE O/s2rawA1cADPiLTxGWU9/MITpQuS+FuAc235HT8VRSXvsV3ZHB36N1z4JZcPB5P FN8hH+ibnEOlpKC7YOE9K4eQ/jG1etWhVWctf7HcP2nbQSpiiZQoQGPznvt+6OKQ XAOam1B//x4=HTlr -----END PGP SIGNATURE----- -- RHSA-announce mailing list This email address is being protected from spambots. You need JavaScript enabled to view it. https://listman.redhat.com/mailman/listinfo/rhsa-announce . Oracle has released a significant database patch for its Cloud offerings, addressing several critical vulnerabilities across multiple components.. Red Hat Enterprise Linux, Kernel Fix, Security Update, Important Advisory, Bug Fix. . Severity: Important. LinuxSecurity.com Team

Jun 08, 2021 •Important Red Hat