-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: kernel security and bug fix update Advisory ID: RHSA-2022:5819-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2022:5819 Issue date: 2022-08-02 CVE Names: CVE-2022-1012 CVE-2022-32250 ===================================================================== 1. Summary: An update for kernel is now available for Red Hat Enterprise Linux 8. 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 (v. 8) - aarch64, ppc64le, x86_64 Red Hat Enterprise Linux BaseOS (v. 8) - 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: Small table perturb size in the TCP source port generation algorithm can lead to information leak (CVE-2022-1012) * kernel: a use-after-free write in the netfilter subsystem can lead to privilege escalation to root (CVE-2022-32250) 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): * Softirq hrtimers are being placed on the per-CPU softirq clocks on isolcpu’s. (BZ#2090484) * enable/disable multiqueues repeatedly while ping local host, guest kernel panic (BZ#2093416) * Backport kernel audit enhancements and fixes from v5.13-rc1 to v5.16-rc6 (BZ#2095434) * blk_update_request: I/O error, dev nvme0n3, during xfs creation (BZ#2100150) * SCSI updates for RHEL 8.7 (BZ#2100254) * Kernel bug on mm/slub.c:314 (BZ#2102251) * Implement new tc action for check_pkt_len (BZ#2102333) * too long timeout value with TIME_WAIT status of conntrack entry (BZ#2104002) * Connectx6-DX, mlx5 , backport 087032ee7021 ("net/mlx5e: TC, Fix ct_clear overwriting ct action metadata") (BZ#2104012) * mlx5: Software steering memory allocation failure, netperf TCP_CRR with ct(). (BZ#2104013) * tcp: request_sock leak in Calico OCP (BZ#2104670) 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/): 2064604 - CVE-2022-1012 kernel: Small table perturb size in the TCP source port generation algorithm can lead to information leak 2092427 - CVE-2022-32250 kernel: a use-after-free write in the netfilter subsystem can lead to privilege escalation to root 6. Package List: Red Hat Enterprise Linux BaseOS (v. 8): Source: kernel-4.18.0-372.19.1.el8_6.src.rpm aarch64: bpftool-4.18.0-372.19.1.el8_6.aarch64.rpm bpftool-debuginfo-4.18.0-372.19.1.el8_6.aarch64.rpm kernel-4.18.0-372.19.1.el8_6.aarch64.rpm kernel-core-4.18.0-372.19.1.el8_6.aarch64.rpm kernel-cross-headers-4.18.0-372.19.1.el8_6.aarch64.rpm kernel-debug-4.18.0-372.19.1.el8_6.aarch64.rpm kernel-debug-core-4.18.0-372.19.1.el8_6.aarch64.rpm kernel-debug-debuginfo-4.18.0-372.19.1.el8_6.aarch64.rpm kernel-debug-devel-4.18.0-372.19.1.el8_6.aarch64.rpm kernel-debug-modules-4.18.0-372.19.1.el8_6.aarch64.rpm kernel-debug-modules-extra-4.18.0-372.19.1.el8_6.aarch64.rpm kernel-debuginfo-4.18.0-372.19.1.el8_6.aarch64.rpm kernel-debuginfo-common-aarch64-4.18.0-372.19.1.el8_6.aarch64.rpm kernel-devel-4.18.0-372.19.1.el8_6.aarch64.rpm kernel-headers-4.18.0-372.19.1.el8_6.aarch64.rpm kernel-modules-4.18.0-372.19.1.el8_6.aarch64.rpm kernel-modules-extra-4.18.0-372.19.1.el8_6.aarch64.rpm kernel-tools-4.18.0-372.19.1.el8_6.aarch64.rpm kernel-tools-debuginfo-4.18.0-372.19.1.el8_6.aarch64.rpm kernel-tools-libs-4.18.0-372.19.1.el8_6.aarch64.rpm perf-4.18.0-372.19.1.el8_6.aarch64.rpm perf-debuginfo-4.18.0-372.19.1.el8_6.aarch64.rpm python3-perf-4.18.0-372.19.1.el8_6.aarch64.rpm python3-perf-debuginfo-4.18.0-372.19.1.el8_6.aarch64.rpm noarch: kernel-abi-stablelists-4.18.0-372.19.1.el8_6.noarch.rpm kernel-doc-4.18.0-372.19.1.el8_6.noarch.rpm ppc64le: bpftool-4.18.0-372.19.1.el8_6.ppc64le.rpm bpftool-debuginfo-4.18.0-372.19.1.el8_6.ppc64le.rpm kernel-4.18.0-372.19.1.el8_6.ppc64le.rpm kernel-core-4.18.0-372.19.1.el8_6.ppc64le.rpm kernel-cross-headers-4.18.0-372.19.1.el8_6.ppc64le.rpm kernel-debug-4.18.0-372.19.1.el8_6.ppc64le.rpm kernel-debug-core-4.18.0-372.19.1.el8_6.ppc64le.rpm kernel-debug-debuginfo-4.18.0-372.19.1.el8_6.ppc64le.rpm kernel-debug-devel-4.18.0-372.19.1.el8_6.ppc64le.rpm kernel-debug-modules-4.18.0-372.19.1.el8_6.ppc64le.rpm kernel-debug-modules-extra-4.18.0-372.19.1.el8_6.ppc64le.rpm kernel-debuginfo-4.18.0-372.19.1.el8_6.ppc64le.rpm kernel-debuginfo-common-ppc64le-4.18.0-372.19.1.el8_6.ppc64le.rpm kernel-devel-4.18.0-372.19.1.el8_6.ppc64le.rpm kernel-headers-4.18.0-372.19.1.el8_6.ppc64le.rpm kernel-modules-4.18.0-372.19.1.el8_6.ppc64le.rpm kernel-modules-extra-4.18.0-372.19.1.el8_6.ppc64le.rpm kernel-tools-4.18.0-372.19.1.el8_6.ppc64le.rpm kernel-tools-debuginfo-4.18.0-372.19.1.el8_6.ppc64le.rpm kernel-tools-libs-4.18.0-372.19.1.el8_6.ppc64le.rpm perf-4.18.0-372.19.1.el8_6.ppc64le.rpm perf-debuginfo-4.18.0-372.19.1.el8_6.ppc64le.rpm python3-perf-4.18.0-372.19.1.el8_6.ppc64le.rpm python3-perf-debuginfo-4.18.0-372.19.1.el8_6.ppc64le.rpm s390x: bpftool-4.18.0-372.19.1.el8_6.s390x.rpm bpftool-debuginfo-4.18.0-372.19.1.el8_6.s390x.rpm kernel-4.18.0-372.19.1.el8_6.s390x.rpm kernel-core-4.18.0-372.19.1.el8_6.s390x.rpm kernel-cross-headers-4.18.0-372.19.1.el8_6.s390x.rpm kernel-debug-4.18.0-372.19.1.el8_6.s390x.rpm kernel-debug-core-4.18.0-372.19.1.el8_6.s390x.rpm kernel-debug-debuginfo-4.18.0-372.19.1.el8_6.s390x.rpm kernel-debug-devel-4.18.0-372.19.1.el8_6.s390x.rpm kernel-debug-modules-4.18.0-372.19.1.el8_6.s390x.rpm kernel-debug-modules-extra-4.18.0-372.19.1.el8_6.s390x.rpm kernel-debuginfo-4.18.0-372.19.1.el8_6.s390x.rpm kernel-debuginfo-common-s390x-4.18.0-372.19.1.el8_6.s390x.rpm kernel-devel-4.18.0-372.19.1.el8_6.s390x.rpm kernel-headers-4.18.0-372.19.1.el8_6.s390x.rpm kernel-modules-4.18.0-372.19.1.el8_6.s390x.rpm kernel-modules-extra-4.18.0-372.19.1.el8_6.s390x.rpm kernel-tools-4.18.0-372.19.1.el8_6.s390x.rpm kernel-tools-debuginfo-4.18.0-372.19.1.el8_6.s390x.rpm kernel-zfcpdump-4.18.0-372.19.1.el8_6.s390x.rpm kernel-zfcpdump-core-4.18.0-372.19.1.el8_6.s390x.rpm kernel-zfcpdump-debuginfo-4.18.0-372.19.1.el8_6.s390x.rpm kernel-zfcpdump-devel-4.18.0-372.19.1.el8_6.s390x.rpm kernel-zfcpdump-modules-4.18.0-372.19.1.el8_6.s390x.rpm kernel-zfcpdump-modules-extra-4.18.0-372.19.1.el8_6.s390x.rpm perf-4.18.0-372.19.1.el8_6.s390x.rpm perf-debuginfo-4.18.0-372.19.1.el8_6.s390x.rpm python3-perf-4.18.0-372.19.1.el8_6.s390x.rpm python3-perf-debuginfo-4.18.0-372.19.1.el8_6.s390x.rpm x86_64: bpftool-4.18.0-372.19.1.el8_6.x86_64.rpm bpftool-debuginfo-4.18.0-372.19.1.el8_6.x86_64.rpm kernel-4.18.0-372.19.1.el8_6.x86_64.rpm kernel-core-4.18.0-372.19.1.el8_6.x86_64.rpm kernel-cross-headers-4.18.0-372.19.1.el8_6.x86_64.rpm kernel-debug-4.18.0-372.19.1.el8_6.x86_64.rpm kernel-debug-core-4.18.0-372.19.1.el8_6.x86_64.rpm kernel-debug-debuginfo-4.18.0-372.19.1.el8_6.x86_64.rpm kernel-debug-devel-4.18.0-372.19.1.el8_6.x86_64.rpm kernel-debug-modules-4.18.0-372.19.1.el8_6.x86_64.rpm kernel-debug-modules-extra-4.18.0-372.19.1.el8_6.x86_64.rpm kernel-debuginfo-4.18.0-372.19.1.el8_6.x86_64.rpm kernel-debuginfo-common-x86_64-4.18.0-372.19.1.el8_6.x86_64.rpm kernel-devel-4.18.0-372.19.1.el8_6.x86_64.rpm kernel-headers-4.18.0-372.19.1.el8_6.x86_64.rpm kernel-modules-4.18.0-372.19.1.el8_6.x86_64.rpm kernel-modules-extra-4.18.0-372.19.1.el8_6.x86_64.rpm kernel-tools-4.18.0-372.19.1.el8_6.x86_64.rpm kernel-tools-debuginfo-4.18.0-372.19.1.el8_6.x86_64.rpm kernel-tools-libs-4.18.0-372.19.1.el8_6.x86_64.rpm perf-4.18.0-372.19.1.el8_6.x86_64.rpm perf-debuginfo-4.18.0-372.19.1.el8_6.x86_64.rpm python3-perf-4.18.0-372.19.1.el8_6.x86_64.rpm python3-perf-debuginfo-4.18.0-372.19.1.el8_6.x86_64.rpm Red Hat CodeReady Linux Builder (v. 8): aarch64: bpftool-debuginfo-4.18.0-372.19.1.el8_6.aarch64.rpm kernel-debug-debuginfo-4.18.0-372.19.1.el8_6.aarch64.rpm kernel-debuginfo-4.18.0-372.19.1.el8_6.aarch64.rpm kernel-debuginfo-common-aarch64-4.18.0-372.19.1.el8_6.aarch64.rpm kernel-tools-debuginfo-4.18.0-372.19.1.el8_6.aarch64.rpm kernel-tools-libs-devel-4.18.0-372.19.1.el8_6.aarch64.rpm perf-debuginfo-4.18.0-372.19.1.el8_6.aarch64.rpm python3-perf-debuginfo-4.18.0-372.19.1.el8_6.aarch64.rpm ppc64le: bpftool-debuginfo-4.18.0-372.19.1.el8_6.ppc64le.rpm kernel-debug-debuginfo-4.18.0-372.19.1.el8_6.ppc64le.rpm kernel-debuginfo-4.18.0-372.19.1.el8_6.ppc64le.rpm kernel-debuginfo-common-ppc64le-4.18.0-372.19.1.el8_6.ppc64le.rpm kernel-tools-debuginfo-4.18.0-372.19.1.el8_6.ppc64le.rpm kernel-tools-libs-devel-4.18.0-372.19.1.el8_6.ppc64le.rpm perf-debuginfo-4.18.0-372.19.1.el8_6.ppc64le.rpm python3-perf-debuginfo-4.18.0-372.19.1.el8_6.ppc64le.rpm x86_64: bpftool-debuginfo-4.18.0-372.19.1.el8_6.x86_64.rpm kernel-debug-debuginfo-4.18.0-372.19.1.el8_6.x86_64.rpm kernel-debuginfo-4.18.0-372.19.1.el8_6.x86_64.rpm kernel-debuginfo-common-x86_64-4.18.0-372.19.1.el8_6.x86_64.rpm kernel-tools-debuginfo-4.18.0-372.19.1.el8_6.x86_64.rpm kernel-tools-libs-devel-4.18.0-372.19.1.el8_6.x86_64.rpm perf-debuginfo-4.18.0-372.19.1.el8_6.x86_64.rpm python3-perf-debuginfo-4.18.0-372.19.1.el8_6.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-2022-1012 https://access.redhat.com/security/cve/CVE-2022-32250 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 iQIVAwUBYuqtbNzjgjWX9erEAQj9iA/9HbIRfMzhOSlsMMhzgWMsT8El3xS0rYKm pTBWMl3rnAnt4IUlUaRqFNrS3Yc34l5JxoM4Em4wOyECAaW/az0YFKwTCye7UHEw RaNIjSoYElCWu6jQ/zF3Z/MkOJrTWJY2Ap2cpIOHCSXbRGpIsVD5IL6j87Dn0NqB epXUMWYwUlF2rllcO2mKepYxM+gUpz3DCoREfJagblJsMofi+PCwgbmgB6x+rdST PPn/2lF513gynkfalcTpmMJmaO+Gn5q1SgW5k6DPw6i42K2OatasTR7N1HNfZS29 ROQqYpDsKXFP9tNzTCshC13HG1BELC3Gdl0aQPb4WNZKQ5paRdFvMPQYicwpUbNc +vkF+Fwh6DaAp1YYilYF1pi/uIZD+W+TftWhpB7cNZ1lsvZXGsFhpAxhQpmwZ7Hx /znGUzgVLs/0Q+sBFPaA4OADr2xGY6sk1zaJfP8qx3rxZ/FwdRG6z8CxRhrSX5FY ZuJUrVvb423X3kuRNUOgtT2CyqwVy9PLgWjgP2bxFC9dWN1s1F/cetRmYdblS78m OwTLWrx354YBEbDdpZrrIfaB6iFhkWGvKe2h9fZ5RN29PbWAXTick5q63J3xHFwL 1pGOEbn9y/y3hqtITdU8YiguxCVwQwsPW0NRRSxwDE9fsjBcSY7AWa+wgBJ3AJlW 5AOTMXsGom8= =pS0z -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce