RHSA-2024:10773 — Security Advisory

An update for kernel-rt is now available for Red Hat Enterprise Linux 9.2 Extended Update Support.

Red Hat Product Security has rated this update as having a security impact of Moderate. 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.

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: x86/mm: Randomize per-cpu entry area (CVE-2023-0597)

• kernel: TCP-spoofed ghost ACKs and leak leak initial sequence number (CVE-2023-52881,RHV-2024-1001)

• kernel: pstore/ram: Fix crash when setting number of cpus to an odd number (CVE-2023-52619)

• kernel: nouveau: fix instmem race condition around ptr stores (CVE-2024-26984)

• kernel: Bluetooth: l2cap: fix null-ptr-deref in l2cap_chan_timeout (CVE-2024-27399)

• kernel: spi: Fix null dereference on suspend (CVE-2023-52749)

• kernel: scsi: mpi3mr: Avoid memcpy field-spanning write WARNING (CVE-2024-36920)

• kernel: tcp: Fix shift-out-of-bounds in dctcp_update_alpha(). (CVE-2024-37356)

• kernel: drm/radeon: fix UBSAN warning in kv_dpm.c (CVE-2024-40988)

• kernel: bpf: Fix overrunning reservations in ringbuf (CVE-2024-41009)

• kernel: xfs: add bounds checking to xlog_recover_process_data (CVE-2024-41014)

• kernel: udp: Set SOCK_RCU_FREE earlier in udp_lib_get_port() (CVE-2024-41041)

• kernel: drm/amdgpu: avoid using null object of framebuffer (CVE-2024-41093)

• kernel: tcp_metrics: validate source addr length (CVE-2024-42154)

• kernel: x86/bhi: Avoid warning in #DB handler due to BHI mitigation (CVE-2024-42240)

• kernel: block: initialize integrity buffer to zero before writing it to media (CVE-2024-43854)

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.