-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: kernel security and bug fix update Advisory ID: RHSA-2023:4819-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2023:4819 Issue date: 2023-08-29 CVE Names: CVE-2023-20593 CVE-2023-35788 ===================================================================== 1. Summary: An update for kernel is now available for Red Hat Enterprise Linux 7. 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 Enterprise Linux Client (v. 7) - noarch, x86_64 Red Hat Enterprise Linux Client Optional (v. 7) - x86_64 Red Hat Enterprise Linux ComputeNode (v. 7) - noarch, x86_64 Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64 Red Hat Enterprise Linux Server (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, x86_64 Red Hat Enterprise Linux Workstation (v. 7) - noarch, x86_64 Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64 3. Description: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: cls_flower: out-of-bounds write in fl_set_geneve_opt() (CVE-2023-35788) * hw: amd: Cross-Process Information Leak (CVE-2023-20593) 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): * nf_conntrack causing nfs to stall (BZ#2128262) * Request to backport upstream commit 5e2d2cc2588b, 26a8b12747c9, and e98fa02c4f2e for RHEL 7.9.z (BZ#2180681) * Fix soft lockup happens in gfs2_dir_get_hash_table() (BZ#2190450) 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/): 2215768 - CVE-2023-35788 kernel: cls_flower: out-of-bounds write in fl_set_geneve_opt() 2217845 - CVE-2023-20593 hw: amd: Cross-Process Information Leak 6. Package List: Red Hat Enterprise Linux Client (v. 7): Source: kernel-3.10.0-1160.99.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-1160.99.1.el7.noarch.rpm kernel-doc-3.10.0-1160.99.1.el7.noarch.rpm x86_64: bpftool-3.10.0-1160.99.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debug-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.99.1.el7.x86_64.rpm kernel-devel-3.10.0-1160.99.1.el7.x86_64.rpm kernel-headers-3.10.0-1160.99.1.el7.x86_64.rpm kernel-tools-3.10.0-1160.99.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1160.99.1.el7.x86_64.rpm perf-3.10.0-1160.99.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm python-perf-3.10.0-1160.99.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm Red Hat Enterprise Linux Client Optional (v. 7): x86_64: bpftool-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.99.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1160.99.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm Red Hat Enterprise Linux ComputeNode (v. 7): Source: kernel-3.10.0-1160.99.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-1160.99.1.el7.noarch.rpm kernel-doc-3.10.0-1160.99.1.el7.noarch.rpm x86_64: bpftool-3.10.0-1160.99.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debug-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.99.1.el7.x86_64.rpm kernel-devel-3.10.0-1160.99.1.el7.x86_64.rpm kernel-headers-3.10.0-1160.99.1.el7.x86_64.rpm kernel-tools-3.10.0-1160.99.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1160.99.1.el7.x86_64.rpm perf-3.10.0-1160.99.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm python-perf-3.10.0-1160.99.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm Red Hat Enterprise Linux ComputeNode Optional (v. 7): x86_64: bpftool-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.99.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1160.99.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm Red Hat Enterprise Linux Server (v. 7): Source: kernel-3.10.0-1160.99.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-1160.99.1.el7.noarch.rpm kernel-doc-3.10.0-1160.99.1.el7.noarch.rpm ppc64: bpftool-3.10.0-1160.99.1.el7.ppc64.rpm bpftool-debuginfo-3.10.0-1160.99.1.el7.ppc64.rpm kernel-3.10.0-1160.99.1.el7.ppc64.rpm kernel-bootwrapper-3.10.0-1160.99.1.el7.ppc64.rpm kernel-debug-3.10.0-1160.99.1.el7.ppc64.rpm kernel-debug-debuginfo-3.10.0-1160.99.1.el7.ppc64.rpm kernel-debug-devel-3.10.0-1160.99.1.el7.ppc64.rpm kernel-debuginfo-3.10.0-1160.99.1.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-1160.99.1.el7.ppc64.rpm kernel-devel-3.10.0-1160.99.1.el7.ppc64.rpm kernel-headers-3.10.0-1160.99.1.el7.ppc64.rpm kernel-tools-3.10.0-1160.99.1.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-1160.99.1.el7.ppc64.rpm kernel-tools-libs-3.10.0-1160.99.1.el7.ppc64.rpm perf-3.10.0-1160.99.1.el7.ppc64.rpm perf-debuginfo-3.10.0-1160.99.1.el7.ppc64.rpm python-perf-3.10.0-1160.99.1.el7.ppc64.rpm python-perf-debuginfo-3.10.0-1160.99.1.el7.ppc64.rpm ppc64le: bpftool-3.10.0-1160.99.1.el7.ppc64le.rpm bpftool-debuginfo-3.10.0-1160.99.1.el7.ppc64le.rpm kernel-3.10.0-1160.99.1.el7.ppc64le.rpm kernel-bootwrapper-3.10.0-1160.99.1.el7.ppc64le.rpm kernel-debug-3.10.0-1160.99.1.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-1160.99.1.el7.ppc64le.rpm kernel-debuginfo-3.10.0-1160.99.1.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-1160.99.1.el7.ppc64le.rpm kernel-devel-3.10.0-1160.99.1.el7.ppc64le.rpm kernel-headers-3.10.0-1160.99.1.el7.ppc64le.rpm kernel-tools-3.10.0-1160.99.1.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-1160.99.1.el7.ppc64le.rpm kernel-tools-libs-3.10.0-1160.99.1.el7.ppc64le.rpm perf-3.10.0-1160.99.1.el7.ppc64le.rpm perf-debuginfo-3.10.0-1160.99.1.el7.ppc64le.rpm python-perf-3.10.0-1160.99.1.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-1160.99.1.el7.ppc64le.rpm s390x: bpftool-3.10.0-1160.99.1.el7.s390x.rpm bpftool-debuginfo-3.10.0-1160.99.1.el7.s390x.rpm kernel-3.10.0-1160.99.1.el7.s390x.rpm kernel-debug-3.10.0-1160.99.1.el7.s390x.rpm kernel-debug-debuginfo-3.10.0-1160.99.1.el7.s390x.rpm kernel-debug-devel-3.10.0-1160.99.1.el7.s390x.rpm kernel-debuginfo-3.10.0-1160.99.1.el7.s390x.rpm kernel-debuginfo-common-s390x-3.10.0-1160.99.1.el7.s390x.rpm kernel-devel-3.10.0-1160.99.1.el7.s390x.rpm kernel-headers-3.10.0-1160.99.1.el7.s390x.rpm kernel-kdump-3.10.0-1160.99.1.el7.s390x.rpm kernel-kdump-debuginfo-3.10.0-1160.99.1.el7.s390x.rpm kernel-kdump-devel-3.10.0-1160.99.1.el7.s390x.rpm perf-3.10.0-1160.99.1.el7.s390x.rpm perf-debuginfo-3.10.0-1160.99.1.el7.s390x.rpm python-perf-3.10.0-1160.99.1.el7.s390x.rpm python-perf-debuginfo-3.10.0-1160.99.1.el7.s390x.rpm x86_64: bpftool-3.10.0-1160.99.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debug-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.99.1.el7.x86_64.rpm kernel-devel-3.10.0-1160.99.1.el7.x86_64.rpm kernel-headers-3.10.0-1160.99.1.el7.x86_64.rpm kernel-tools-3.10.0-1160.99.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1160.99.1.el7.x86_64.rpm perf-3.10.0-1160.99.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm python-perf-3.10.0-1160.99.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 7): ppc64: bpftool-debuginfo-3.10.0-1160.99.1.el7.ppc64.rpm kernel-debug-debuginfo-3.10.0-1160.99.1.el7.ppc64.rpm kernel-debuginfo-3.10.0-1160.99.1.el7.ppc64.rpm kernel-debuginfo-common-ppc64-3.10.0-1160.99.1.el7.ppc64.rpm kernel-tools-debuginfo-3.10.0-1160.99.1.el7.ppc64.rpm kernel-tools-libs-devel-3.10.0-1160.99.1.el7.ppc64.rpm perf-debuginfo-3.10.0-1160.99.1.el7.ppc64.rpm python-perf-debuginfo-3.10.0-1160.99.1.el7.ppc64.rpm ppc64le: bpftool-debuginfo-3.10.0-1160.99.1.el7.ppc64le.rpm kernel-debug-debuginfo-3.10.0-1160.99.1.el7.ppc64le.rpm kernel-debug-devel-3.10.0-1160.99.1.el7.ppc64le.rpm kernel-debuginfo-3.10.0-1160.99.1.el7.ppc64le.rpm kernel-debuginfo-common-ppc64le-3.10.0-1160.99.1.el7.ppc64le.rpm kernel-tools-debuginfo-3.10.0-1160.99.1.el7.ppc64le.rpm kernel-tools-libs-devel-3.10.0-1160.99.1.el7.ppc64le.rpm perf-debuginfo-3.10.0-1160.99.1.el7.ppc64le.rpm python-perf-debuginfo-3.10.0-1160.99.1.el7.ppc64le.rpm x86_64: bpftool-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.99.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1160.99.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: kernel-3.10.0-1160.99.1.el7.src.rpm noarch: kernel-abi-whitelists-3.10.0-1160.99.1.el7.noarch.rpm kernel-doc-3.10.0-1160.99.1.el7.noarch.rpm x86_64: bpftool-3.10.0-1160.99.1.el7.x86_64.rpm bpftool-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debug-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debug-devel-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.99.1.el7.x86_64.rpm kernel-devel-3.10.0-1160.99.1.el7.x86_64.rpm kernel-headers-3.10.0-1160.99.1.el7.x86_64.rpm kernel-tools-3.10.0-1160.99.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-tools-libs-3.10.0-1160.99.1.el7.x86_64.rpm perf-3.10.0-1160.99.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm python-perf-3.10.0-1160.99.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 7): x86_64: bpftool-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debug-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-debuginfo-common-x86_64-3.10.0-1160.99.1.el7.x86_64.rpm kernel-tools-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm kernel-tools-libs-devel-3.10.0-1160.99.1.el7.x86_64.rpm perf-debuginfo-3.10.0-1160.99.1.el7.x86_64.rpm python-perf-debuginfo-3.10.0-1160.99.1.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-2023-20593 https://access.redhat.com/security/cve/CVE-2023-35788 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 iQIcBAEBCAAGBQJk7gVGAAoJENzjgjWX9erEC94QAJIxawlLrWLF6PN6w0Xi7vMY uz4spaYj2Igi4PhN18hvGJdtJbhtCgiEw4aAREx3tZinsCWw3XwFByb5mm0vkERb nNZMhHYe72ZFZds4d7mWuyMnTt0RI79M6/iJitSn+Q6RWcV5cjbmEwqmaBbFYYnM /ZBA78+OCMVnUdO7N+HtUhkPUx0DALrhBrq9pCIdmMCw0sceX3EZBVMyV1khPsS/ vNPEb0qU/YBKoRQbo8C0wgdQlzMXASn622hiYJt1yV2cDuTpqTfl1qGOLJo+LWLe MU8FYGSqZ4f1m0H9VqUNrCEGQLEUAokKgzaP/W+L4MOxgpdbHKqJdP178hLcO4PQ H2nuPHhSoPLcux0ZjkXUWUyW5/x1Hk2uDylz3cbmHETn+MRLlN3B9qSKVxQ4Nbqq GfRsDc4RZZH5JYdQKnOEhf59Y1ZT2i56gbl0HrZM0WfHI2xbussYIIv+4Wg3lN2N 5RHFXc4uX2g55yPAEPgMWK4fszBAvMJXVouoH3DHwfgT94aWoREUmEeoQRZ5KuSW hqKzbmv1vn92aj/KtT2ud6bvN17XXvvb66x4UyYmN1lL2Pl5SF1mcL/AAnRJyzs9 q+LuCPeXWEcHqrZqN9F3sNP4wz/CPi1mnch5vjg4W6shedr+vUKkPDTzpBRfbk7w yXaWvFrl5fPnromoE+SZ =xmds -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce