ALSA-2023:3708

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ALSA-2023:3708

Summary: Important: kernel-rt security and bug fix update

Details: 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: use-after-free vulnerability in the perf_group_detach function of the Linux Kernel Performance Events (CVE-2023-2235) * kernel: netfilter: use-after-free in nf_tables when processing batch requests can lead to privilege escalation (CVE-2023-32233) * Kernel: bluetooth: Unauthorized management command execution (CVE-2023-2002) * kernel: OOB access in the Linux kernel's XFS subsystem (CVE-2023-2124) * kernel: i2c: out-of-bounds write in xgene_slimpro_i2c_xfer() (CVE-2023-2194) * kernel: tls: race condition in do_tls_getsockopt may lead to use-after-free or NULL pointer dereference (CVE-2023-28466) 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): * [RT] Single Node Openshift cluster becomes unreachable after running less than 2 hours (BZ#2186853) * kernel-rt: update RT source tree to the latest AlmaLinux-9.2.z1 Batch (BZ#2188313)

References: https://access.redhat.com/errata/RHSA-2023:3708, https://access.redhat.com/security/cve/CVE-2023-2002, https://access.redhat.com/security/cve/CVE-2023-2124, https://access.redhat.com/security/cve/CVE-2023-2194, https://access.redhat.com/security/cve/CVE-2023-2235, https://access.redhat.com/security/cve/CVE-2023-28466, https://access.redhat.com/security/cve/CVE-2023-32233, https://bugzilla.redhat.com/2179000, https://bugzilla.redhat.com/2187308, https://bugzilla.redhat.com/2187439, https://bugzilla.redhat.com/2188396, https://bugzilla.redhat.com/2192589, https://bugzilla.redhat.com/2196105, https://errata.almalinux.org/9/ALSA-2023-3708.html