RedHat: RHSA-2021-0019:01 Moderate: kernel security and bug fix update
RedHat: RHSA-2021-0019:01 Moderate: kernel security and bug fix update
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 Moderate. A Common Vulnerability Scoring System (CVSS) base score, which
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Moderate: kernel security and bug fix update Advisory ID: RHSA-2021:0019-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2021:0019 Issue date: 2021-01-05 CVE Names: CVE-2018-20836 CVE-2019-15917 CVE-2019-20636 ===================================================================== 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 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 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: race condition in smp_task_timedout() and smp_task_done() in drivers/scsi/libsas/sas_expander.c leads to use-after-free (CVE-2018-20836) * kernel: use-after-free in drivers/bluetooth/hci_ldisc.c (CVE-2019-15917) * kernel: out-of-bounds write via crafted keycode table (CVE-2019-20636) 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 - [ Brazos ] "Core(s) per socket" and "Socket" values are interchanged in lscpu output. (kernel) (BZ#1879096) * [DELL EMC 7.9 BUG] System crash when stressed using burnin stress tool (BZ#1893994) * [ Marvell 7.9] update qla2xxx driver with critical bug fixes (BZ#1895440) 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/): 1707796 - CVE-2018-20836 kernel: race condition in smp_task_timedout() and smp_task_done() in drivers/scsi/libsas/sas_expander.c leads to use-after-free 1760100 - CVE-2019-15917 kernel: use-after-free in drivers/bluetooth/hci_ldisc.c 1824059 - CVE-2019-20636 kernel: out-of-bounds write via crafted keycode table 6. Package List: Red Hat Enterprise Linux ComputeNode EUS (v. 7.7): Source: kernel-3.10.0-1062.43.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-1062.43.1.el7.noarch.rpm kernel-doc-3.10.0-1062.43.1.el7.noarch.rpm x86_64: bpftool-3.10.0-1062.43.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1062.43.1.el7.x86_64.rpm kernel-3.10.0-1062.43.1.el7.x86_64.rpm kernel-debug-3.10.0-1062.43.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.43.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1062.43.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.43.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.43.1.el7.x86_64.rpm kernel-devel-3.10.0-1062.43.1.el7.x86_64.rpm kernel-headers-3.10.0-1062.43.1.el7.x86_64.rpm kernel-tools-3.10.0-1062.43.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.43.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1062.43.1.el7.x86_64.rpm perf-3.10.0-1062.43.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.43.1.el7.x86_64.rpm python-perf-3.10.0-1062.43.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.43.1.el7.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.7): x86_64: bpftool-debuginfo-3.10.0-1062.43.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.43.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.43.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.43.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.43.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1062.43.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.43.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.43.1.el7.x86_64.rpm Red Hat Enterprise Linux Server EUS (v. 7.7): Source: kernel-3.10.0-1062.43.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-1062.43.1.el7.noarch.rpm kernel-doc-3.10.0-1062.43.1.el7.noarch.rpm ppc64: bpftool-3.10.0-1062.43.1.el7.ppc64.rpm bpftool-debuginfo-3.10.0-1062.43.1.el7.ppc64.rpm kernel-3.10.0-1062.43.1.el7.ppc64.rpm kernel-bootwrapper-3.10.0-1062.43.1.el7.ppc64.rpm kernel-debug-3.10.0-1062.43.1.el7.ppc64.rpm kernel-debug-debuginfo-3.10.0-1062.43.1.el7.ppc64.rpm kernel-debug-devel-3.10.0-1062.43.1.el7.ppc64.rpm kernel-debuginfo-3.10.0-1062.43.1.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-1062.43.1.el7.ppc64.rpm kernel-devel-3.10.0-1062.43.1.el7.ppc64.rpm kernel-headers-3.10.0-1062.43.1.el7.ppc64.rpm kernel-tools-3.10.0-1062.43.1.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-1062.43.1.el7.ppc64.rpm kernel-tools-libs-3.10.0-1062.43.1.el7.ppc64.rpm perf-3.10.0-1062.43.1.el7.ppc64.rpm perf-debuginfo-3.10.0-1062.43.1.el7.ppc64.rpm python-perf-3.10.0-1062.43.1.el7.ppc64.rpm python-perf-debuginfo-3.10.0-1062.43.1.el7.ppc64.rpm ppc64le: bpftool-3.10.0-1062.43.1.el7.ppc64le.rpm bpftool-debuginfo-3.10.0-1062.43.1.el7.ppc64le.rpm kernel-3.10.0-1062.43.1.el7.ppc64le.rpm kernel-bootwrapper-3.10.0-1062.43.1.el7.ppc64le.rpm kernel-debug-3.10.0-1062.43.1.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-1062.43.1.el7.ppc64le.rpm kernel-debuginfo-3.10.0-1062.43.1.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-1062.43.1.el7.ppc64le.rpm kernel-devel-3.10.0-1062.43.1.el7.ppc64le.rpm kernel-headers-3.10.0-1062.43.1.el7.ppc64le.rpm kernel-tools-3.10.0-1062.43.1.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-1062.43.1.el7.ppc64le.rpm kernel-tools-libs-3.10.0-1062.43.1.el7.ppc64le.rpm perf-3.10.0-1062.43.1.el7.ppc64le.rpm perf-debuginfo-3.10.0-1062.43.1.el7.ppc64le.rpm python-perf-3.10.0-1062.43.1.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-1062.43.1.el7.ppc64le.rpm s390x: bpftool-3.10.0-1062.43.1.el7.s390x.rpm bpftool-debuginfo-3.10.0-1062.43.1.el7.s390x.rpm kernel-3.10.0-1062.43.1.el7.s390x.rpm kernel-debug-3.10.0-1062.43.1.el7.s390x.rpm kernel-debug-debuginfo-3.10.0-1062.43.1.el7.s390x.rpm kernel-debug-devel-3.10.0-1062.43.1.el7.s390x.rpm kernel-debuginfo-3.10.0-1062.43.1.el7.s390x.rpm kernel-debuginfo-common-s390x-3.10.0-1062.43.1.el7.s390x.rpm kernel-devel-3.10.0-1062.43.1.el7.s390x.rpm kernel-headers-3.10.0-1062.43.1.el7.s390x.rpm kernel-kdump-3.10.0-1062.43.1.el7.s390x.rpm kernel-kdump-debuginfo-3.10.0-1062.43.1.el7.s390x.rpm kernel-kdump-devel-3.10.0-1062.43.1.el7.s390x.rpm perf-3.10.0-1062.43.1.el7.s390x.rpm perf-debuginfo-3.10.0-1062.43.1.el7.s390x.rpm python-perf-3.10.0-1062.43.1.el7.s390x.rpm python-perf-debuginfo-3.10.0-1062.43.1.el7.s390x.rpm x86_64: bpftool-3.10.0-1062.43.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1062.43.1.el7.x86_64.rpm kernel-3.10.0-1062.43.1.el7.x86_64.rpm kernel-debug-3.10.0-1062.43.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.43.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1062.43.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.43.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.43.1.el7.x86_64.rpm kernel-devel-3.10.0-1062.43.1.el7.x86_64.rpm kernel-headers-3.10.0-1062.43.1.el7.x86_64.rpm kernel-tools-3.10.0-1062.43.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.43.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1062.43.1.el7.x86_64.rpm perf-3.10.0-1062.43.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.43.1.el7.x86_64.rpm python-perf-3.10.0-1062.43.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.43.1.el7.x86_64.rpm Red Hat Enterprise Linux Server Optional EUS (v. 7.7): ppc64: bpftool-debuginfo-3.10.0-1062.43.1.el7.ppc64.rpm kernel-debug-debuginfo-3.10.0-1062.43.1.el7.ppc64.rpm kernel-debuginfo-3.10.0-1062.43.1.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-1062.43.1.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-1062.43.1.el7.ppc64.rpm kernel-tools-libs-devel-3.10.0-1062.43.1.el7.ppc64.rpm perf-debuginfo-3.10.0-1062.43.1.el7.ppc64.rpm python-perf-debuginfo-3.10.0-1062.43.1.el7.ppc64.rpm ppc64le: bpftool-debuginfo-3.10.0-1062.43.1.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-1062.43.1.el7.ppc64le.rpm kernel-debug-devel-3.10.0-1062.43.1.el7.ppc64le.rpm kernel-debuginfo-3.10.0-1062.43.1.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-1062.43.1.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-1062.43.1.el7.ppc64le.rpm kernel-tools-libs-devel-3.10.0-1062.43.1.el7.ppc64le.rpm perf-debuginfo-3.10.0-1062.43.1.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-1062.43.1.el7.ppc64le.rpm x86_64: bpftool-debuginfo-3.10.0-1062.43.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1062.43.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1062.43.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1062.43.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1062.43.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1062.43.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1062.43.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1062.43.1.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-2018-20836 https://access.redhat.com/security/cve/CVE-2019-15917 https://access.redhat.com/security/cve/CVE-2019-20636 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 2021 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBX/Q+FtzjgjWX9erEAQjDjQ/8C61ctv4o8QYxPA3JWSX68jCiSG62uNuV nHjZZWt1bag0fzpiDyHSuM0/xBWOSvX3c4/QAtTImqX9vjWhOJpIRHzAeJX7CyKo KZSzvaf7t2DqyMPzVtsSCvo0QIP3HT4zsQ/+olDT+yJWOLavdmsUoBm4Gh8oukGN LKxIxAk8+6WarOYX8kRldI86nUr0okHx11gKzAavAKe/8u9ZmDUHvLVydz062m6N TIN1ipGU2h9yiBHgANUEa5u7/vouP/5ruRaY5s3C21Gt+vB+fdZw6mi7zi+kUeoL dUbQbSWVVgkn9755YUmzE8Ba/hP7Cy0cG1z7BmZptqAFn0Hali3FHBbEs1BCljyQ vDOzte5m3jQHBmwSnZ+/wMGvnRgtnMpKB7N/9Vw5dgCsOAnIbtWKJD9LXogriDXv kIzVrHb8IuOjyCyncnRvkp6vC4xtYvoHqH9ooBEO9XwVsY1+0HhYZIZ76OmU81cc 5HXyYfM6oFQfQwe+0RDcJPTzOBJVyRVBFVQeAZJ4MYUSIHMhrcNQuZyyptt/+QfT AkKoYXSqjBgrNCCMfOEhxsQK6EecbnegHBF3nEb+ZQReF4Dx/va6b8Ivgxd4ie1d HKy8jQnLNTQSWRai+agYWhRmBOJxT6i4VqFZQRRDSscbRPPNex0T1oU8uCov/rPU VC9tBuH2Kr4= =1vON -----END PGP SIGNATURE----- -- RHSA-announce mailing list This email address is being protected from spambots. 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