-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Important: kernel-rt security and bug fix update Advisory ID: RHSA-2023:0526-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2023:0526 Issue date: 2023-01-30 CVE Names: CVE-2022-2964 CVE-2022-4139 ===================================================================== 1. Summary: An update for kernel-rt is now available for Red Hat Enterprise Linux 9.0 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 Enterprise Linux Real Time EUS (v.9.0) - x86_64 Red Hat Enterprise Linux Real Time for NFV EUS (v.9.0) - x86_64 3. Description: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fix(es): * kernel: memory corruption in AX88179_178A based USB ethernet device. (CVE-2022-2964) * kernel: i915: Incorrect GPU TLB flush can lead to random memory access (CVE-2022-4139) 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): * kernel-rt: update RT source tree to the latest RHEL-9.0.z6 Batch (BZ#2149955) * DELL 9.0 RT: On PE R760 system, call traces are observed dmesg when system is running stress (BZ#2154426) * RT Debug bug: sleeping function called from invalid context at kernel/locking/spinlock_rt.c:46 (BZ#2160774) 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/): 2067482 - CVE-2022-2964 kernel: memory corruption in AX88179_178A based USB ethernet device. 2147572 - CVE-2022-4139 kernel: i915: Incorrect GPU TLB flush can lead to random memory access 6. Package List: Red Hat Enterprise Linux Real Time for NFV EUS (v.9.0): Source: kernel-rt-5.14.0-70.43.1.rt21.114.el9_0.src.rpm x86_64: kernel-rt-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-core-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-debug-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-debug-core-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-debug-debuginfo-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-debug-devel-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-debug-kvm-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-debug-modules-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-debug-modules-extra-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-debuginfo-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-debuginfo-common-x86_64-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-devel-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-kvm-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-modules-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-modules-extra-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm Red Hat Enterprise Linux Real Time EUS (v.9.0): Source: kernel-rt-5.14.0-70.43.1.rt21.114.el9_0.src.rpm x86_64: kernel-rt-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-core-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-debug-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-debug-core-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-debug-debuginfo-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-debug-devel-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-debug-modules-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-debug-modules-extra-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-debuginfo-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-debuginfo-common-x86_64-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-devel-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-modules-5.14.0-70.43.1.rt21.114.el9_0.x86_64.rpm kernel-rt-modules-extra-5.14.0-70.43.1.rt21.114.el9_0.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-2022-2964 https://access.redhat.com/security/cve/CVE-2022-4139 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 iQIVAwUBY9fxp9zjgjWX9erEAQjl/xAAlVwvS4Up4ZORxhSt6wfECYAZ7tUvpdyy 6RU72tS3PgHIqelr20gQi/xYqKC36oNRWB9EJP23anf35rEKLcP8Y+9b52Xd7dKI Szs8vm0iZ4uRuqM7DDm2bkJTh6dqepf4pttyQ4+xkwJN9lztMa0Zmc3ruRz1f67U TwYaulhNTIhOJBu6zJ4+AgU6EcPq/Oefy3XbX8ZeasJaTIzQ36d4reWYS4AO1NWw WgO7qfTvejTHqoFHKbcv+4tez6HDpckm7r/cKN3eGUWqu8groLpaAUkz1MqCxrXI ufa8O45twUz0GBHNCFb4SZwuERxLAGeuEZwgWD24wv6VgPnp2HBRSoFEH9qtOG5r 5Wv63r7yF6t3DtXWeHNvNJPPZNCAcw1IRK0lJ/rghEWpSXHdAG2I0erqu6M+g3Pt fY1oXDtYYSjYLRRSQREN0xhNItMQUsuLf37EjfbX/xApGPguAjOcTS30pdRcHy6x jEdmV3hYGH3hQSphsafWfgFk1WFtVlJ/PAPFQ5Tv1RPduRGiEpz26SH4teXU0XMy x4HEnaQVQmHyoECeJRNU5nz0fxQbj5oekeJTRIjIfwr1za/r0c4aGA2aHrR1flh4 8/2hMkVrviSeDpECarT4gqWJbOo4HadCbZKDsFpFvOvE2CUNpI4scx92jYlUkLrp uuFa0wo7L2Q= =yIiy -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://listman.redhat.com/mailman/listinfo/rhsa-announce