RLSA-2026:74132

Security

Mirrored from RHSA-2026:74132

Issued at: 2026-10-01

Updated at: 2026-10-02

Advisory content derived from Red Hat RHSA-2026:74132, © Red Hat, Inc., used under CC BY 4.0, with modifications.

Synopsis

Moderate: kernel-rt security, bug fix, and enhancement update

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: RDMA/siw: Reject MPA FPDU length underflow before signed receive math (CVE-2026-64102)

* kernel: vmxnet3: fix BUG_ON in vmxnet3_get_hdr_len() for Geneve packets (CVE-2026-68299)

* kernel: net/liquidio: drop cached VF pci_dev LUT (CVE-2026-72329)

* kernel: dm-integrity: don't increment hash_offset twice (CVE-2026-72099)

Bug Fix(es) and Enhancement(s):

* [Rocky Linux 8.10] "kernel BUG at lib/list_debug.c:28!": list_add corruption in register_trace_event Rocky Linux 8.10 (JIRA:Rocky Linux-214136)

* request_key_auth use-after-free on every request-key upcall since 4.18.0-553.165.1 (regression from CVE-2026-63823 backport) (JIRA:Rocky Linux-270349)

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.

Affected products

Rocky Linux 8 x86_64

Fixes

2502494

2513356

2516301

2516445

CVEs

CVE-2026-64102

CVE-2026-68299

CVE-2026-72099

CVE-2026-72329

Affected packages

Rocky Linux 8 x86_64 - NFV

kernel-rt-0:4.18.0-553.170.1.rt7.511.el8_10.src.rpm

kernel-rt-0:4.18.0-553.170.1.rt7.511.el8_10.x86_64.rpm

kernel-rt-core-0:4.18.0-553.170.1.rt7.511.el8_10.x86_64.rpm

kernel-rt-debug-0:4.18.0-553.170.1.rt7.511.el8_10.x86_64.rpm

kernel-rt-debug-core-0:4.18.0-553.170.1.rt7.511.el8_10.x86_64.rpm

kernel-rt-debug-debuginfo-0:4.18.0-553.170.1.rt7.511.el8_10.x86_64.rpm

kernel-rt-debug-devel-0:4.18.0-553.170.1.rt7.511.el8_10.x86_64.rpm

kernel-rt-debuginfo-0:4.18.0-553.170.1.rt7.511.el8_10.x86_64.rpm

kernel-rt-debuginfo-common-x86_64-0:4.18.0-553.170.1.rt7.511.el8_10.x86_64.rpm

kernel-rt-debug-kvm-0:4.18.0-553.170.1.rt7.511.el8_10.x86_64.rpm

kernel-rt-debug-modules-0:4.18.0-553.170.1.rt7.511.el8_10.x86_64.rpm

kernel-rt-debug-modules-extra-0:4.18.0-553.170.1.rt7.511.el8_10.x86_64.rpm

kernel-rt-devel-0:4.18.0-553.170.1.rt7.511.el8_10.x86_64.rpm

kernel-rt-kvm-0:4.18.0-553.170.1.rt7.511.el8_10.x86_64.rpm

kernel-rt-modules-0:4.18.0-553.170.1.rt7.511.el8_10.x86_64.rpm

kernel-rt-modules-extra-0:4.18.0-553.170.1.rt7.511.el8_10.x86_64.rpm

Rocky Linux 8 x86_64 - RT