-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: kernel security, bug fix, and enhancement update Advisory ID: RHSA-2020:2199-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:2199 Issue date: 2020-05-19 CVE Names: CVE-2019-19768 CVE-2020-10711 CVE-2020-11884 ===================================================================== 1. Summary: An update for kernel is now available for Red Hat Enterprise Linux 8.1 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 CodeReady Linux Builder EUS (v. 8.1) - aarch64, ppc64le, x86_64 Red Hat Enterprise Linux BaseOS EUS (v. 8.1) - aarch64, noarch, ppc64le, s390x, x86_64 3. Description: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: use-after-free in __blk_add_trace in kernel/trace/blktrace.c (CVE-2019-19768) * Kernel: NetLabel: null pointer dereference while receiving CIPSO packet with null category may cause kernel panic (CVE-2020-10711) * Kernel: s390: page table upgrade in secondary address mode may lead to privilege escalation (CVE-2020-11884) 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): * [FJ8.1 Bug]: A system panic occurs when an I/O timeout occurs. (BZ#1787296) * [i40e]BUG: unable to handle kernel NULL pointer dereference at 0000000000000029 (BZ#1802483) * [OSP16] [offload] [mellanox] VF representors of 2nd nic of bond is NOT renamed as _ (BZ#1802484) * The kernel crashes in nbd_check_sock_type() due to stack corruption if the socket address family is AF_INET6. (BZ#1807605) * Hung kernel tasks with LPm16004B-L when fabric paths are returning (BZ#1807831) * bitops: protect variables in set_mask_bits() macro (kernel) (BZ#1809042) * [RHEL8] blktests block/007 test failed (BZ#1812806) * [RHEL8.2 Alpha] Server panics with NULL pointer dereference during boot in selinux_task_to_inode() (BZ#1812807) * [RHEL8] Kernel panic on job cleanup, related to SyS_getdents64 (BZ#1812808) * [HPE 8.2 Bug] kernel ignores NMI from ilo (BZ#1816830) * [RHEL8.2][Azure]Commits to resolve high network latency (BZ#1817944) * cpu.share scheduling performance issue (BZ#1819908) * [RHEL8] Scheduler - backport asymetrical and misfit enhancements (BZ#1821370) * RHEL8.0 - powerpc/powernv: Enhance opal message read interface (BZ#1822205) * SCSI updates for 8.2 (BZ#1822252) Enhancement(s): * [RFE] Backport RCU dependecies for kernel-rt (rhel-rt-8.2.0) from stable (BZ#1826215) 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/): 1786164 - CVE-2019-19768 kernel: use-after-free in __blk_add_trace in kernel/trace/blktrace.c 1825116 - CVE-2020-10711 Kernel: NetLabel: null pointer dereference while receiving CIPSO packet with null category may cause kernel panic 1828149 - CVE-2020-11884 Kernel: s390: page table upgrade in secondary address mode may lead to privilege escalation 6. Package List: Red Hat Enterprise Linux BaseOS EUS (v. 8.1): Source: kernel-4.18.0-147.13.2.el8_1.src.rpm aarch64: bpftool-4.18.0-147.13.2.el8_1.aarch64.rpm bpftool-debuginfo-4.18.0-147.13.2.el8_1.aarch64.rpm kernel-4.18.0-147.13.2.el8_1.aarch64.rpm kernel-core-4.18.0-147.13.2.el8_1.aarch64.rpm kernel-cross-headers-4.18.0-147.13.2.el8_1.aarch64.rpm kernel-debug-4.18.0-147.13.2.el8_1.aarch64.rpm kernel-debug-core-4.18.0-147.13.2.el8_1.aarch64.rpm kernel-debug-debuginfo-4.18.0-147.13.2.el8_1.aarch64.rpm kernel-debug-devel-4.18.0-147.13.2.el8_1.aarch64.rpm kernel-debug-modules-4.18.0-147.13.2.el8_1.aarch64.rpm kernel-debug-modules-extra-4.18.0-147.13.2.el8_1.aarch64.rpm kernel-debuginfo-4.18.0-147.13.2.el8_1.aarch64.rpm kernel-debuginfo-common-aarch64-4.18.0-147.13.2.el8_1.aarch64.rpm kernel-devel-4.18.0-147.13.2.el8_1.aarch64.rpm kernel-headers-4.18.0-147.13.2.el8_1.aarch64.rpm kernel-modules-4.18.0-147.13.2.el8_1.aarch64.rpm kernel-modules-extra-4.18.0-147.13.2.el8_1.aarch64.rpm kernel-tools-4.18.0-147.13.2.el8_1.aarch64.rpm kernel-tools-debuginfo-4.18.0-147.13.2.el8_1.aarch64.rpm kernel-tools-libs-4.18.0-147.13.2.el8_1.aarch64.rpm perf-4.18.0-147.13.2.el8_1.aarch64.rpm perf-debuginfo-4.18.0-147.13.2.el8_1.aarch64.rpm python3-perf-4.18.0-147.13.2.el8_1.aarch64.rpm python3-perf-debuginfo-4.18.0-147.13.2.el8_1.aarch64.rpm noarch: kernel-abi-whitelists-4.18.0-147.13.2.el8_1.noarch.rpm kernel-doc-4.18.0-147.13.2.el8_1.noarch.rpm ppc64le: bpftool-4.18.0-147.13.2.el8_1.ppc64le.rpm bpftool-debuginfo-4.18.0-147.13.2.el8_1.ppc64le.rpm kernel-4.18.0-147.13.2.el8_1.ppc64le.rpm kernel-core-4.18.0-147.13.2.el8_1.ppc64le.rpm kernel-cross-headers-4.18.0-147.13.2.el8_1.ppc64le.rpm kernel-debug-4.18.0-147.13.2.el8_1.ppc64le.rpm kernel-debug-core-4.18.0-147.13.2.el8_1.ppc64le.rpm kernel-debug-debuginfo-4.18.0-147.13.2.el8_1.ppc64le.rpm kernel-debug-devel-4.18.0-147.13.2.el8_1.ppc64le.rpm kernel-debug-modules-4.18.0-147.13.2.el8_1.ppc64le.rpm kernel-debug-modules-extra-4.18.0-147.13.2.el8_1.ppc64le.rpm kernel-debuginfo-4.18.0-147.13.2.el8_1.ppc64le.rpm kernel-debuginfo-common-ppc64le-4.18.0-147.13.2.el8_1.ppc64le.rpm kernel-devel-4.18.0-147.13.2.el8_1.ppc64le.rpm kernel-headers-4.18.0-147.13.2.el8_1.ppc64le.rpm kernel-modules-4.18.0-147.13.2.el8_1.ppc64le.rpm kernel-modules-extra-4.18.0-147.13.2.el8_1.ppc64le.rpm kernel-tools-4.18.0-147.13.2.el8_1.ppc64le.rpm kernel-tools-debuginfo-4.18.0-147.13.2.el8_1.ppc64le.rpm kernel-tools-libs-4.18.0-147.13.2.el8_1.ppc64le.rpm perf-4.18.0-147.13.2.el8_1.ppc64le.rpm perf-debuginfo-4.18.0-147.13.2.el8_1.ppc64le.rpm python3-perf-4.18.0-147.13.2.el8_1.ppc64le.rpm python3-perf-debuginfo-4.18.0-147.13.2.el8_1.ppc64le.rpm s390x: bpftool-4.18.0-147.13.2.el8_1.s390x.rpm bpftool-debuginfo-4.18.0-147.13.2.el8_1.s390x.rpm kernel-4.18.0-147.13.2.el8_1.s390x.rpm kernel-core-4.18.0-147.13.2.el8_1.s390x.rpm kernel-cross-headers-4.18.0-147.13.2.el8_1.s390x.rpm kernel-debug-4.18.0-147.13.2.el8_1.s390x.rpm kernel-debug-core-4.18.0-147.13.2.el8_1.s390x.rpm kernel-debug-debuginfo-4.18.0-147.13.2.el8_1.s390x.rpm kernel-debug-devel-4.18.0-147.13.2.el8_1.s390x.rpm kernel-debug-modules-4.18.0-147.13.2.el8_1.s390x.rpm kernel-debug-modules-extra-4.18.0-147.13.2.el8_1.s390x.rpm kernel-debuginfo-4.18.0-147.13.2.el8_1.s390x.rpm kernel-debuginfo-common-s390x-4.18.0-147.13.2.el8_1.s390x.rpm kernel-devel-4.18.0-147.13.2.el8_1.s390x.rpm kernel-headers-4.18.0-147.13.2.el8_1.s390x.rpm kernel-modules-4.18.0-147.13.2.el8_1.s390x.rpm kernel-modules-extra-4.18.0-147.13.2.el8_1.s390x.rpm kernel-tools-4.18.0-147.13.2.el8_1.s390x.rpm kernel-tools-debuginfo-4.18.0-147.13.2.el8_1.s390x.rpm kernel-zfcpdump-4.18.0-147.13.2.el8_1.s390x.rpm kernel-zfcpdump-core-4.18.0-147.13.2.el8_1.s390x.rpm kernel-zfcpdump-debuginfo-4.18.0-147.13.2.el8_1.s390x.rpm kernel-zfcpdump-devel-4.18.0-147.13.2.el8_1.s390x.rpm kernel-zfcpdump-modules-4.18.0-147.13.2.el8_1.s390x.rpm kernel-zfcpdump-modules-extra-4.18.0-147.13.2.el8_1.s390x.rpm perf-4.18.0-147.13.2.el8_1.s390x.rpm perf-debuginfo-4.18.0-147.13.2.el8_1.s390x.rpm python3-perf-4.18.0-147.13.2.el8_1.s390x.rpm python3-perf-debuginfo-4.18.0-147.13.2.el8_1.s390x.rpm x86_64: bpftool-4.18.0-147.13.2.el8_1.x86_64.rpm bpftool-debuginfo-4.18.0-147.13.2.el8_1.x86_64.rpm kernel-4.18.0-147.13.2.el8_1.x86_64.rpm kernel-core-4.18.0-147.13.2.el8_1.x86_64.rpm kernel-cross-headers-4.18.0-147.13.2.el8_1.x86_64.rpm kernel-debug-4.18.0-147.13.2.el8_1.x86_64.rpm kernel-debug-core-4.18.0-147.13.2.el8_1.x86_64.rpm kernel-debug-debuginfo-4.18.0-147.13.2.el8_1.x86_64.rpm kernel-debug-devel-4.18.0-147.13.2.el8_1.x86_64.rpm kernel-debug-modules-4.18.0-147.13.2.el8_1.x86_64.rpm kernel-debug-modules-extra-4.18.0-147.13.2.el8_1.x86_64.rpm kernel-debuginfo-4.18.0-147.13.2.el8_1.x86_64.rpm kernel-debuginfo-common-x86_64-4.18.0-147.13.2.el8_1.x86_64.rpm kernel-devel-4.18.0-147.13.2.el8_1.x86_64.rpm kernel-headers-4.18.0-147.13.2.el8_1.x86_64.rpm kernel-modules-4.18.0-147.13.2.el8_1.x86_64.rpm kernel-modules-extra-4.18.0-147.13.2.el8_1.x86_64.rpm kernel-tools-4.18.0-147.13.2.el8_1.x86_64.rpm kernel-tools-debuginfo-4.18.0-147.13.2.el8_1.x86_64.rpm kernel-tools-libs-4.18.0-147.13.2.el8_1.x86_64.rpm perf-4.18.0-147.13.2.el8_1.x86_64.rpm perf-debuginfo-4.18.0-147.13.2.el8_1.x86_64.rpm python3-perf-4.18.0-147.13.2.el8_1.x86_64.rpm python3-perf-debuginfo-4.18.0-147.13.2.el8_1.x86_64.rpm Red Hat CodeReady Linux Builder EUS (v. 8.1): aarch64: bpftool-debuginfo-4.18.0-147.13.2.el8_1.aarch64.rpm kernel-debug-debuginfo-4.18.0-147.13.2.el8_1.aarch64.rpm kernel-debuginfo-4.18.0-147.13.2.el8_1.aarch64.rpm kernel-debuginfo-common-aarch64-4.18.0-147.13.2.el8_1.aarch64.rpm kernel-tools-debuginfo-4.18.0-147.13.2.el8_1.aarch64.rpm kernel-tools-libs-devel-4.18.0-147.13.2.el8_1.aarch64.rpm perf-debuginfo-4.18.0-147.13.2.el8_1.aarch64.rpm python3-perf-debuginfo-4.18.0-147.13.2.el8_1.aarch64.rpm ppc64le: bpftool-debuginfo-4.18.0-147.13.2.el8_1.ppc64le.rpm kernel-debug-debuginfo-4.18.0-147.13.2.el8_1.ppc64le.rpm kernel-debuginfo-4.18.0-147.13.2.el8_1.ppc64le.rpm kernel-debuginfo-common-ppc64le-4.18.0-147.13.2.el8_1.ppc64le.rpm kernel-tools-debuginfo-4.18.0-147.13.2.el8_1.ppc64le.rpm kernel-tools-libs-devel-4.18.0-147.13.2.el8_1.ppc64le.rpm perf-debuginfo-4.18.0-147.13.2.el8_1.ppc64le.rpm python3-perf-debuginfo-4.18.0-147.13.2.el8_1.ppc64le.rpm x86_64: bpftool-debuginfo-4.18.0-147.13.2.el8_1.x86_64.rpm kernel-debug-debuginfo-4.18.0-147.13.2.el8_1.x86_64.rpm kernel-debuginfo-4.18.0-147.13.2.el8_1.x86_64.rpm kernel-debuginfo-common-x86_64-4.18.0-147.13.2.el8_1.x86_64.rpm kernel-tools-debuginfo-4.18.0-147.13.2.el8_1.x86_64.rpm kernel-tools-libs-devel-4.18.0-147.13.2.el8_1.x86_64.rpm perf-debuginfo-4.18.0-147.13.2.el8_1.x86_64.rpm python3-perf-debuginfo-4.18.0-147.13.2.el8_1.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-2019-19768 https://access.redhat.com/security/cve/CVE-2020-10711 https://access.redhat.com/security/cve/CVE-2020-11884 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 2020 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXsPTqdzjgjWX9erEAQhFuxAAl+6ZAHE99k7KhdNWMeH+QEQFjEzXXnde UPmSsomnzVKBQjjbiel7Diwjb3gRDw2JtAR3LsmeagNq4XoAvuVVouQqku2EKWYt sGGsOHwZrObLo9Nv2qxevC0DFxyYLGN1XKl75kP+fafjra7tIsAr6CN97rttnxgs LefwcENRvf0z6/2NIQhmrv7SUs4Tv65JdJUpKqBF1LMxbsC9598VsxMwab6YCmXU EEVtFjmwG55dyXZR3B83XthOExutqsRP5eXgVAOZSHk93HeyF97ZAVLBr7V1Lvuc mvTZUP6/klGEYTzEQ1qwm392jGRfGzQ2xzKZf38oML0Pqq2TsEDoMN99ok/TQ4iD De5DLKPS6LYK0H5J1aLOZsJz6YM7ammzSP6qyefRck/2Meo/JTaZaKo4kPo9VCQR CgNk19zI4908JLceyDZgghJh9jPJNtlbN7KNxE6WX8rbp32avlV7EIRdhBQGlYIh 5NZJmabmk5U8xn98A1p2NZEke5pIwTnVvHORere0WJfIT2w6jYZJ0Imh/GZ4EuqG LI6rQmOB9p+5BcMg9Baxa+BJnMH1nrNlQinS9O+sh20Dn9stZu4EHBVUI5/W/o+y HxnKWN6mssNK8N7JPcCDKXSwjiXBrQPyqI/BNdK6xPWFw6xtvXa4JGrYCfh4k6LV 8qDdz0L60vM= =jffc -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce