-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: kernel security, bug fix, and enhancement update Advisory ID: RHSA-2022:0186-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2022:0186 Issue date: 2022-01-19 CVE Names: CVE-2021-4154 CVE-2021-4155 CVE-2022-0185 ===================================================================== 1. Summary: An update for kernel is now available for Red Hat Enterprise Linux 8.4 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. 8.4) - aarch64, ppc64le, x86_64 Red Hat Enterprise Linux BaseOS EUS (v.8.4) - 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: local privilege escalation by exploiting the fsconfig syscall parameter leads to container breakout (CVE-2021-4154) * kernel: xfs: raw block device data leak in XFS_IOC_ALLOCSP IOCTL (CVE-2021-4155) * kernel: fs_context: heap overflow in legacy parameter handling (CVE-2022-0185) 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): * ionic upstream bug fix - linearize skb with too many frags (BZ#1952077) * kernel show “ BUG: scheduling while atomic:xxx“ and reboot when an uncorrectable memory error injection on RHEL8.4 beta and GA (BZ#2003993) * [RHEL 8.3] Discard request from mkfs.xfs takes too much time on raid10 (BZ#2020418) * CNB: Rebase/update TC subsystem for RHEL 8.5 (BZ#2021644) * Proactively Backport MM fixes for el8.5 - 2nd round (BZ#2023923) * [RHEL-8.6][SanityOnly] Backport leftover migrate_disable BPF related change (BZ#2027688) * Backport kernel audit enhancements and fixes from v5.10 to v5.13-rc1 (BZ#2028871) * Proactively Backport MM fixes for el8.5 (BZ#2029383) * iommu/amd: Fix unable to handle page fault due to AVIC (BZ#2030853) * RCU stall WARNING: at kernel/rcu/tree.c:1392 rcu_advance_cbs_nowake+0x51/0x60 (BZ#2032578) * PTP "clock jumped backward or running slower than expected!" in OpenShift 4.8 environment with Intel E810 (BZ#2037834) Enhancement(s): * [Mellanox 8.5 FEAT] mlx5: drivers update upto Linux v5.12 (BZ#2023918) 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/): 2034514 - CVE-2021-4154 kernel: local privilege escalation by exploiting the fsconfig syscall parameter leads to container breakout 2034813 - CVE-2021-4155 kernel: xfs: raw block device data leak in XFS_IOC_ALLOCSP IOCTL 2040358 - CVE-2022-0185 kernel: fs_context: heap overflow in legacy parameter handling 6. Package List: Red Hat Enterprise Linux BaseOS EUS (v.8.4): Source: kernel-4.18.0-305.34.2.el8_4.src.rpm aarch64: bpftool-4.18.0-305.34.2.el8_4.aarch64.rpm bpftool-debuginfo-4.18.0-305.34.2.el8_4.aarch64.rpm kernel-4.18.0-305.34.2.el8_4.aarch64.rpm kernel-core-4.18.0-305.34.2.el8_4.aarch64.rpm kernel-cross-headers-4.18.0-305.34.2.el8_4.aarch64.rpm kernel-debug-4.18.0-305.34.2.el8_4.aarch64.rpm kernel-debug-core-4.18.0-305.34.2.el8_4.aarch64.rpm kernel-debug-debuginfo-4.18.0-305.34.2.el8_4.aarch64.rpm kernel-debug-devel-4.18.0-305.34.2.el8_4.aarch64.rpm kernel-debug-modules-4.18.0-305.34.2.el8_4.aarch64.rpm kernel-debug-modules-extra-4.18.0-305.34.2.el8_4.aarch64.rpm kernel-debuginfo-4.18.0-305.34.2.el8_4.aarch64.rpm kernel-debuginfo-common-aarch64-4.18.0-305.34.2.el8_4.aarch64.rpm kernel-devel-4.18.0-305.34.2.el8_4.aarch64.rpm kernel-headers-4.18.0-305.34.2.el8_4.aarch64.rpm kernel-modules-4.18.0-305.34.2.el8_4.aarch64.rpm kernel-modules-extra-4.18.0-305.34.2.el8_4.aarch64.rpm kernel-tools-4.18.0-305.34.2.el8_4.aarch64.rpm kernel-tools-debuginfo-4.18.0-305.34.2.el8_4.aarch64.rpm kernel-tools-libs-4.18.0-305.34.2.el8_4.aarch64.rpm perf-4.18.0-305.34.2.el8_4.aarch64.rpm perf-debuginfo-4.18.0-305.34.2.el8_4.aarch64.rpm python3-perf-4.18.0-305.34.2.el8_4.aarch64.rpm python3-perf-debuginfo-4.18.0-305.34.2.el8_4.aarch64.rpm noarch: kernel-abi-stablelists-4.18.0-305.34.2.el8_4.noarch.rpm kernel-doc-4.18.0-305.34.2.el8_4.noarch.rpm ppc64le: bpftool-4.18.0-305.34.2.el8_4.ppc64le.rpm bpftool-debuginfo-4.18.0-305.34.2.el8_4.ppc64le.rpm kernel-4.18.0-305.34.2.el8_4.ppc64le.rpm kernel-core-4.18.0-305.34.2.el8_4.ppc64le.rpm kernel-cross-headers-4.18.0-305.34.2.el8_4.ppc64le.rpm kernel-debug-4.18.0-305.34.2.el8_4.ppc64le.rpm kernel-debug-core-4.18.0-305.34.2.el8_4.ppc64le.rpm kernel-debug-debuginfo-4.18.0-305.34.2.el8_4.ppc64le.rpm kernel-debug-devel-4.18.0-305.34.2.el8_4.ppc64le.rpm kernel-debug-modules-4.18.0-305.34.2.el8_4.ppc64le.rpm kernel-debug-modules-extra-4.18.0-305.34.2.el8_4.ppc64le.rpm kernel-debuginfo-4.18.0-305.34.2.el8_4.ppc64le.rpm kernel-debuginfo-common-ppc64le-4.18.0-305.34.2.el8_4.ppc64le.rpm kernel-devel-4.18.0-305.34.2.el8_4.ppc64le.rpm kernel-headers-4.18.0-305.34.2.el8_4.ppc64le.rpm kernel-modules-4.18.0-305.34.2.el8_4.ppc64le.rpm kernel-modules-extra-4.18.0-305.34.2.el8_4.ppc64le.rpm kernel-tools-4.18.0-305.34.2.el8_4.ppc64le.rpm kernel-tools-debuginfo-4.18.0-305.34.2.el8_4.ppc64le.rpm kernel-tools-libs-4.18.0-305.34.2.el8_4.ppc64le.rpm perf-4.18.0-305.34.2.el8_4.ppc64le.rpm perf-debuginfo-4.18.0-305.34.2.el8_4.ppc64le.rpm python3-perf-4.18.0-305.34.2.el8_4.ppc64le.rpm python3-perf-debuginfo-4.18.0-305.34.2.el8_4.ppc64le.rpm s390x: bpftool-4.18.0-305.34.2.el8_4.s390x.rpm bpftool-debuginfo-4.18.0-305.34.2.el8_4.s390x.rpm kernel-4.18.0-305.34.2.el8_4.s390x.rpm kernel-core-4.18.0-305.34.2.el8_4.s390x.rpm kernel-cross-headers-4.18.0-305.34.2.el8_4.s390x.rpm kernel-debug-4.18.0-305.34.2.el8_4.s390x.rpm kernel-debug-core-4.18.0-305.34.2.el8_4.s390x.rpm kernel-debug-debuginfo-4.18.0-305.34.2.el8_4.s390x.rpm kernel-debug-devel-4.18.0-305.34.2.el8_4.s390x.rpm kernel-debug-modules-4.18.0-305.34.2.el8_4.s390x.rpm kernel-debug-modules-extra-4.18.0-305.34.2.el8_4.s390x.rpm kernel-debuginfo-4.18.0-305.34.2.el8_4.s390x.rpm kernel-debuginfo-common-s390x-4.18.0-305.34.2.el8_4.s390x.rpm kernel-devel-4.18.0-305.34.2.el8_4.s390x.rpm kernel-headers-4.18.0-305.34.2.el8_4.s390x.rpm kernel-modules-4.18.0-305.34.2.el8_4.s390x.rpm kernel-modules-extra-4.18.0-305.34.2.el8_4.s390x.rpm kernel-tools-4.18.0-305.34.2.el8_4.s390x.rpm kernel-tools-debuginfo-4.18.0-305.34.2.el8_4.s390x.rpm kernel-zfcpdump-4.18.0-305.34.2.el8_4.s390x.rpm kernel-zfcpdump-core-4.18.0-305.34.2.el8_4.s390x.rpm kernel-zfcpdump-debuginfo-4.18.0-305.34.2.el8_4.s390x.rpm kernel-zfcpdump-devel-4.18.0-305.34.2.el8_4.s390x.rpm kernel-zfcpdump-modules-4.18.0-305.34.2.el8_4.s390x.rpm kernel-zfcpdump-modules-extra-4.18.0-305.34.2.el8_4.s390x.rpm perf-4.18.0-305.34.2.el8_4.s390x.rpm perf-debuginfo-4.18.0-305.34.2.el8_4.s390x.rpm python3-perf-4.18.0-305.34.2.el8_4.s390x.rpm python3-perf-debuginfo-4.18.0-305.34.2.el8_4.s390x.rpm x86_64: bpftool-4.18.0-305.34.2.el8_4.x86_64.rpm bpftool-debuginfo-4.18.0-305.34.2.el8_4.x86_64.rpm kernel-4.18.0-305.34.2.el8_4.x86_64.rpm kernel-core-4.18.0-305.34.2.el8_4.x86_64.rpm kernel-cross-headers-4.18.0-305.34.2.el8_4.x86_64.rpm kernel-debug-4.18.0-305.34.2.el8_4.x86_64.rpm kernel-debug-core-4.18.0-305.34.2.el8_4.x86_64.rpm kernel-debug-debuginfo-4.18.0-305.34.2.el8_4.x86_64.rpm kernel-debug-devel-4.18.0-305.34.2.el8_4.x86_64.rpm kernel-debug-modules-4.18.0-305.34.2.el8_4.x86_64.rpm kernel-debug-modules-extra-4.18.0-305.34.2.el8_4.x86_64.rpm kernel-debuginfo-4.18.0-305.34.2.el8_4.x86_64.rpm kernel-debuginfo-common-x86_64-4.18.0-305.34.2.el8_4.x86_64.rpm kernel-devel-4.18.0-305.34.2.el8_4.x86_64.rpm kernel-headers-4.18.0-305.34.2.el8_4.x86_64.rpm kernel-modules-4.18.0-305.34.2.el8_4.x86_64.rpm kernel-modules-extra-4.18.0-305.34.2.el8_4.x86_64.rpm kernel-tools-4.18.0-305.34.2.el8_4.x86_64.rpm kernel-tools-debuginfo-4.18.0-305.34.2.el8_4.x86_64.rpm kernel-tools-libs-4.18.0-305.34.2.el8_4.x86_64.rpm perf-4.18.0-305.34.2.el8_4.x86_64.rpm perf-debuginfo-4.18.0-305.34.2.el8_4.x86_64.rpm python3-perf-4.18.0-305.34.2.el8_4.x86_64.rpm python3-perf-debuginfo-4.18.0-305.34.2.el8_4.x86_64.rpm Red Hat CodeReady Linux Builder EUS (v. 8.4): aarch64: bpftool-debuginfo-4.18.0-305.34.2.el8_4.aarch64.rpm kernel-debug-debuginfo-4.18.0-305.34.2.el8_4.aarch64.rpm kernel-debuginfo-4.18.0-305.34.2.el8_4.aarch64.rpm kernel-debuginfo-common-aarch64-4.18.0-305.34.2.el8_4.aarch64.rpm kernel-tools-debuginfo-4.18.0-305.34.2.el8_4.aarch64.rpm kernel-tools-libs-devel-4.18.0-305.34.2.el8_4.aarch64.rpm perf-debuginfo-4.18.0-305.34.2.el8_4.aarch64.rpm python3-perf-debuginfo-4.18.0-305.34.2.el8_4.aarch64.rpm ppc64le: bpftool-debuginfo-4.18.0-305.34.2.el8_4.ppc64le.rpm kernel-debug-debuginfo-4.18.0-305.34.2.el8_4.ppc64le.rpm kernel-debuginfo-4.18.0-305.34.2.el8_4.ppc64le.rpm kernel-debuginfo-common-ppc64le-4.18.0-305.34.2.el8_4.ppc64le.rpm kernel-tools-debuginfo-4.18.0-305.34.2.el8_4.ppc64le.rpm kernel-tools-libs-devel-4.18.0-305.34.2.el8_4.ppc64le.rpm perf-debuginfo-4.18.0-305.34.2.el8_4.ppc64le.rpm python3-perf-debuginfo-4.18.0-305.34.2.el8_4.ppc64le.rpm x86_64: bpftool-debuginfo-4.18.0-305.34.2.el8_4.x86_64.rpm kernel-debug-debuginfo-4.18.0-305.34.2.el8_4.x86_64.rpm kernel-debuginfo-4.18.0-305.34.2.el8_4.x86_64.rpm kernel-debuginfo-common-x86_64-4.18.0-305.34.2.el8_4.x86_64.rpm kernel-tools-debuginfo-4.18.0-305.34.2.el8_4.x86_64.rpm kernel-tools-libs-devel-4.18.0-305.34.2.el8_4.x86_64.rpm perf-debuginfo-4.18.0-305.34.2.el8_4.x86_64.rpm python3-perf-debuginfo-4.18.0-305.34.2.el8_4.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-2021-4154 https://access.redhat.com/security/cve/CVE-2021-4155 https://access.redhat.com/security/cve/CVE-2022-0185 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 2022 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBYehHydzjgjWX9erEAQi9thAAnYmtMFGcwvibq+fqJqbSWLP42prjxiWJ 3B5dXSFxfz/h7v1rMH32FT/+QJT2jdrBr0AktnoBovAmxNujJ9nH5J58IEjde1UR jyGq188h/6mGsd/MJlrlSt20b28IZoYKsWmYXqBRFiY/CSsVByJuVqFBHUZ8XQyo KjU21n79JtgFwvzEmFksXjJxdPgDFU5eheWYcm9GPr0Pn27+VGoYQi5pLPRZV7F1 6X/+CixRn3E1UMzYVcPvnVej+h6fKRwW7sgdgN7koLCoQDhl6L/gjkxX9wcFwTI8 5G7mz/N92+oqLD+Fa9G9/0IlL+9XENqcly0JyM3OqPsRTVBoA70L6V6HjQHEFaqp wqMTToxOYhIy4TRDPD4iKN1CZxRMSwmC+k46tAWIKGB6QNazCPdJr6x47tyoXvt6 DiDhdFNU/tzdCQFhM7k4clflE0gPW6IcvZwACCVtfGxmP5qncqP3QN+57XQLBe96 vMnZxmOGFi0WpXBZmkrWIyhpi4Ht29Drg6LoCX+BNAQeUcCBCwD6Dlw8laHUSdiM LRgskjLIlStB96SCkouUCJ0dZD86H1h0pCZM/G419TMlm6/kob7yUUzZbKp6XUjr Q/ccp+F7HJ5FuybOx48TSmAcQHz0wuDqU7SNz2NgPiAi2YMeqYL1W4rbo4V/0Eev T/RYzbBAFcA= =elyG -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce