-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: kernel security and bug fix update Advisory ID: RHSA-2023:1557-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2023:1557 Issue date: 2023-04-04 CVE Names: CVE-2023-0266 CVE-2023-0461 ==================================================================== 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): * ALSA: pcm: Move rwsem lock inside snd_ctl_elem_read to prevent UAF (CVE-2023-0266) * kernel: net/ulp: use-after-free in listening ULP sockets (CVE-2023-0461) 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): * RHEL8.4 - s390/kexec: fix ipl report address for kdump (BZ#2166298) * Windows Server 2019 guest randomly pauses with "KVM: entry failed, hardware error 0x80000021" (BZ#2166370) * net/mlx5e: Fix use-after-free when reverting termination table (BZ#2167642) * net/ice: OP_SET_RSS_HENA command not supported with in-tree driver (BZ#2167712) * Backport Request for locking/rwsem commits (BZ#2170941) * ipv6 traffic stop when an sriov vf have ipv6 address (BZ#2172552) 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/): 2163379 - CVE-2023-0266 ALSA: pcm: Move rwsem lock inside snd_ctl_elem_read to prevent UAF 2176192 - CVE-2023-0461 kernel: net/ulp: use-after-free in listening ULP sockets 6. Package List: Red Hat Enterprise Linux BaseOS EUS (v.8.4): Source: kernel-4.18.0-305.86.2.el8_4.src.rpm aarch64: bpftool-4.18.0-305.86.2.el8_4.aarch64.rpm bpftool-debuginfo-4.18.0-305.86.2.el8_4.aarch64.rpm kernel-4.18.0-305.86.2.el8_4.aarch64.rpm kernel-core-4.18.0-305.86.2.el8_4.aarch64.rpm kernel-cross-headers-4.18.0-305.86.2.el8_4.aarch64.rpm kernel-debug-4.18.0-305.86.2.el8_4.aarch64.rpm kernel-debug-core-4.18.0-305.86.2.el8_4.aarch64.rpm kernel-debug-debuginfo-4.18.0-305.86.2.el8_4.aarch64.rpm kernel-debug-devel-4.18.0-305.86.2.el8_4.aarch64.rpm kernel-debug-modules-4.18.0-305.86.2.el8_4.aarch64.rpm kernel-debug-modules-extra-4.18.0-305.86.2.el8_4.aarch64.rpm kernel-debuginfo-4.18.0-305.86.2.el8_4.aarch64.rpm kernel-debuginfo-common-aarch64-4.18.0-305.86.2.el8_4.aarch64.rpm kernel-devel-4.18.0-305.86.2.el8_4.aarch64.rpm kernel-headers-4.18.0-305.86.2.el8_4.aarch64.rpm kernel-modules-4.18.0-305.86.2.el8_4.aarch64.rpm kernel-modules-extra-4.18.0-305.86.2.el8_4.aarch64.rpm kernel-tools-4.18.0-305.86.2.el8_4.aarch64.rpm kernel-tools-debuginfo-4.18.0-305.86.2.el8_4.aarch64.rpm kernel-tools-libs-4.18.0-305.86.2.el8_4.aarch64.rpm perf-4.18.0-305.86.2.el8_4.aarch64.rpm perf-debuginfo-4.18.0-305.86.2.el8_4.aarch64.rpm python3-perf-4.18.0-305.86.2.el8_4.aarch64.rpm python3-perf-debuginfo-4.18.0-305.86.2.el8_4.aarch64.rpm noarch: kernel-abi-stablelists-4.18.0-305.86.2.el8_4.noarch.rpm kernel-doc-4.18.0-305.86.2.el8_4.noarch.rpm ppc64le: bpftool-4.18.0-305.86.2.el8_4.ppc64le.rpm bpftool-debuginfo-4.18.0-305.86.2.el8_4.ppc64le.rpm kernel-4.18.0-305.86.2.el8_4.ppc64le.rpm kernel-core-4.18.0-305.86.2.el8_4.ppc64le.rpm kernel-cross-headers-4.18.0-305.86.2.el8_4.ppc64le.rpm kernel-debug-4.18.0-305.86.2.el8_4.ppc64le.rpm kernel-debug-core-4.18.0-305.86.2.el8_4.ppc64le.rpm kernel-debug-debuginfo-4.18.0-305.86.2.el8_4.ppc64le.rpm kernel-debug-devel-4.18.0-305.86.2.el8_4.ppc64le.rpm kernel-debug-modules-4.18.0-305.86.2.el8_4.ppc64le.rpm kernel-debug-modules-extra-4.18.0-305.86.2.el8_4.ppc64le.rpm kernel-debuginfo-4.18.0-305.86.2.el8_4.ppc64le.rpm kernel-debuginfo-common-ppc64le-4.18.0-305.86.2.el8_4.ppc64le.rpm kernel-devel-4.18.0-305.86.2.el8_4.ppc64le.rpm kernel-headers-4.18.0-305.86.2.el8_4.ppc64le.rpm kernel-modules-4.18.0-305.86.2.el8_4.ppc64le.rpm kernel-modules-extra-4.18.0-305.86.2.el8_4.ppc64le.rpm kernel-tools-4.18.0-305.86.2.el8_4.ppc64le.rpm kernel-tools-debuginfo-4.18.0-305.86.2.el8_4.ppc64le.rpm kernel-tools-libs-4.18.0-305.86.2.el8_4.ppc64le.rpm perf-4.18.0-305.86.2.el8_4.ppc64le.rpm perf-debuginfo-4.18.0-305.86.2.el8_4.ppc64le.rpm python3-perf-4.18.0-305.86.2.el8_4.ppc64le.rpm python3-perf-debuginfo-4.18.0-305.86.2.el8_4.ppc64le.rpm s390x: bpftool-4.18.0-305.86.2.el8_4.s390x.rpm bpftool-debuginfo-4.18.0-305.86.2.el8_4.s390x.rpm kernel-4.18.0-305.86.2.el8_4.s390x.rpm kernel-core-4.18.0-305.86.2.el8_4.s390x.rpm kernel-cross-headers-4.18.0-305.86.2.el8_4.s390x.rpm kernel-debug-4.18.0-305.86.2.el8_4.s390x.rpm kernel-debug-core-4.18.0-305.86.2.el8_4.s390x.rpm kernel-debug-debuginfo-4.18.0-305.86.2.el8_4.s390x.rpm kernel-debug-devel-4.18.0-305.86.2.el8_4.s390x.rpm kernel-debug-modules-4.18.0-305.86.2.el8_4.s390x.rpm kernel-debug-modules-extra-4.18.0-305.86.2.el8_4.s390x.rpm kernel-debuginfo-4.18.0-305.86.2.el8_4.s390x.rpm kernel-debuginfo-common-s390x-4.18.0-305.86.2.el8_4.s390x.rpm kernel-devel-4.18.0-305.86.2.el8_4.s390x.rpm kernel-headers-4.18.0-305.86.2.el8_4.s390x.rpm kernel-modules-4.18.0-305.86.2.el8_4.s390x.rpm kernel-modules-extra-4.18.0-305.86.2.el8_4.s390x.rpm kernel-tools-4.18.0-305.86.2.el8_4.s390x.rpm kernel-tools-debuginfo-4.18.0-305.86.2.el8_4.s390x.rpm kernel-zfcpdump-4.18.0-305.86.2.el8_4.s390x.rpm kernel-zfcpdump-core-4.18.0-305.86.2.el8_4.s390x.rpm kernel-zfcpdump-debuginfo-4.18.0-305.86.2.el8_4.s390x.rpm kernel-zfcpdump-devel-4.18.0-305.86.2.el8_4.s390x.rpm kernel-zfcpdump-modules-4.18.0-305.86.2.el8_4.s390x.rpm kernel-zfcpdump-modules-extra-4.18.0-305.86.2.el8_4.s390x.rpm perf-4.18.0-305.86.2.el8_4.s390x.rpm perf-debuginfo-4.18.0-305.86.2.el8_4.s390x.rpm python3-perf-4.18.0-305.86.2.el8_4.s390x.rpm python3-perf-debuginfo-4.18.0-305.86.2.el8_4.s390x.rpm x86_64: bpftool-4.18.0-305.86.2.el8_4.x86_64.rpm bpftool-debuginfo-4.18.0-305.86.2.el8_4.x86_64.rpm kernel-4.18.0-305.86.2.el8_4.x86_64.rpm kernel-core-4.18.0-305.86.2.el8_4.x86_64.rpm kernel-cross-headers-4.18.0-305.86.2.el8_4.x86_64.rpm kernel-debug-4.18.0-305.86.2.el8_4.x86_64.rpm kernel-debug-core-4.18.0-305.86.2.el8_4.x86_64.rpm kernel-debug-debuginfo-4.18.0-305.86.2.el8_4.x86_64.rpm kernel-debug-devel-4.18.0-305.86.2.el8_4.x86_64.rpm kernel-debug-modules-4.18.0-305.86.2.el8_4.x86_64.rpm kernel-debug-modules-extra-4.18.0-305.86.2.el8_4.x86_64.rpm kernel-debuginfo-4.18.0-305.86.2.el8_4.x86_64.rpm kernel-debuginfo-common-x86_64-4.18.0-305.86.2.el8_4.x86_64.rpm kernel-devel-4.18.0-305.86.2.el8_4.x86_64.rpm kernel-headers-4.18.0-305.86.2.el8_4.x86_64.rpm kernel-modules-4.18.0-305.86.2.el8_4.x86_64.rpm kernel-modules-extra-4.18.0-305.86.2.el8_4.x86_64.rpm kernel-tools-4.18.0-305.86.2.el8_4.x86_64.rpm kernel-tools-debuginfo-4.18.0-305.86.2.el8_4.x86_64.rpm kernel-tools-libs-4.18.0-305.86.2.el8_4.x86_64.rpm perf-4.18.0-305.86.2.el8_4.x86_64.rpm perf-debuginfo-4.18.0-305.86.2.el8_4.x86_64.rpm python3-perf-4.18.0-305.86.2.el8_4.x86_64.rpm python3-perf-debuginfo-4.18.0-305.86.2.el8_4.x86_64.rpm Red Hat CodeReady Linux Builder EUS (v. 8.4): aarch64: bpftool-debuginfo-4.18.0-305.86.2.el8_4.aarch64.rpm kernel-debug-debuginfo-4.18.0-305.86.2.el8_4.aarch64.rpm kernel-debuginfo-4.18.0-305.86.2.el8_4.aarch64.rpm kernel-debuginfo-common-aarch64-4.18.0-305.86.2.el8_4.aarch64.rpm kernel-tools-debuginfo-4.18.0-305.86.2.el8_4.aarch64.rpm kernel-tools-libs-devel-4.18.0-305.86.2.el8_4.aarch64.rpm perf-debuginfo-4.18.0-305.86.2.el8_4.aarch64.rpm python3-perf-debuginfo-4.18.0-305.86.2.el8_4.aarch64.rpm ppc64le: bpftool-debuginfo-4.18.0-305.86.2.el8_4.ppc64le.rpm kernel-debug-debuginfo-4.18.0-305.86.2.el8_4.ppc64le.rpm kernel-debuginfo-4.18.0-305.86.2.el8_4.ppc64le.rpm kernel-debuginfo-common-ppc64le-4.18.0-305.86.2.el8_4.ppc64le.rpm kernel-tools-debuginfo-4.18.0-305.86.2.el8_4.ppc64le.rpm kernel-tools-libs-devel-4.18.0-305.86.2.el8_4.ppc64le.rpm perf-debuginfo-4.18.0-305.86.2.el8_4.ppc64le.rpm python3-perf-debuginfo-4.18.0-305.86.2.el8_4.ppc64le.rpm x86_64: bpftool-debuginfo-4.18.0-305.86.2.el8_4.x86_64.rpm kernel-debug-debuginfo-4.18.0-305.86.2.el8_4.x86_64.rpm kernel-debuginfo-4.18.0-305.86.2.el8_4.x86_64.rpm kernel-debuginfo-common-x86_64-4.18.0-305.86.2.el8_4.x86_64.rpm kernel-tools-debuginfo-4.18.0-305.86.2.el8_4.x86_64.rpm kernel-tools-libs-devel-4.18.0-305.86.2.el8_4.x86_64.rpm perf-debuginfo-4.18.0-305.86.2.el8_4.x86_64.rpm python3-perf-debuginfo-4.18.0-305.86.2.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-2023-0266 https://access.redhat.com/security/cve/CVE-2023-0461 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 2023 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBZCvqpNzjgjWX9erEAQhNnQ/6AnZAPNsQP57RzYKHpfsxGVnmstglO5F6 sZKj5ws2E9G9aF23qbUK5nYW5tN2QUNtlQK7Ns1H6HcBKYp8iQrFaVAlaEKpby3F l9cHjajeHazw3KQd2OtgL34XnMjDDJulMZExgqJARG9sjjQDqUIOApq58Ly57xh/ r2wUWqOlWh92B2P/W8Yd9fMNtapakCj9WdQKh2zl9ZMH7J715TIg821NDgHpbdHS T1oJAST44PoDW38v9W1HpeHz6/Dax0M9sdJa6JbqIxN9bK4+vi+9uaAIOR2GAG8n P4SsbXJewH4QRHzTawYg5QoCSc4CpkWbuhCsz1vH+PS43iZNDw5EAUJe/tjIshmb XvR49AywCGvLkMmHOuqn3bAHqwNdeQKx7fRuMU/wahE1nSDDkXPb9XocV6Hu1rur K1Z6tYpPXqTMpXKDEdRyiJXL1V96dYMehVqgPkTjdw1dYCEjI1Tjj+oewj4EJwMG qoW5mj6Hwi/AP0Oybi0LoL2usjB0y96X4fVb/B4qrmDMLHoz/nJacmTASmYnY19X WG4xzWwmCUfO3Jh7AVth7fBqZmTik0+Lj+0T417QsZ73vAJ75OzGjzSN4GYeASUr KD3PJNMq0BJ8XnpkLqJm65CvmRHJnrix6M+AzsSIKFnAyhKTvUeCeY9eVqmFhcEd KO+uCDHR3AIÏpp -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce