[ALSA-2026:2821] Moderate: kernel-rt security update
Type:
security
Severity:
moderate
Release date:
2026-02-18
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: smc: Use __sk_dst_get() and dst_dev_rcu() in smc_clc_prfx_match() (CVE-2025-40168) * kernel: Linux kernel Bluetooth: Denial of Service due to use-after-free in connection handling (CVE-2023-53762) * kernel: Linux kernel: Out-of-bounds write in fbdev can lead to privilege escalation, information disclosure, or denial of service. (CVE-2025-40304) 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.
Updated packages listed below:
Architecture Package Checksum
x86_64 kernel-rt-core-4.18.0-553.105.1.rt7.446.el8_10.x86_64.rpm 03f70cb0d2e8ba9c2c301120d066a1af41d68de5b2b6784b35c555b467e927ec
x86_64 kernel-rt-modules-extra-4.18.0-553.105.1.rt7.446.el8_10.x86_64.rpm 18ecaf341b6be64ee7ecf73c1906aa8451f30139020fa73252351716c0d7ab82
x86_64 kernel-rt-4.18.0-553.105.1.rt7.446.el8_10.x86_64.rpm 22392b7f267cd5f40926dc61ba958c5b58dd9d7f00f17f7d90632d65cd40e01f
x86_64 kernel-rt-debug-modules-4.18.0-553.105.1.rt7.446.el8_10.x86_64.rpm 5753a9e4245512b84f0dfcb1e3b515d2f8fb082cc213e5ade02e7eb16a579d11
x86_64 kernel-rt-debug-devel-4.18.0-553.105.1.rt7.446.el8_10.x86_64.rpm 70203597e96fbcd7db59890f28bf86f0a62fc2982aa52fb58dd3725847f623e3
x86_64 kernel-rt-devel-4.18.0-553.105.1.rt7.446.el8_10.x86_64.rpm 83e3538d4dbe0720ae7a80027b1fef578fcb278f2f6b6b3807a7d9eedc4f27f7
x86_64 kernel-rt-debug-4.18.0-553.105.1.rt7.446.el8_10.x86_64.rpm 8aff51c08c3d8e9a09d8e5a9cbccd6f016d193a9797621e0c44fa875059f3bc6
x86_64 kernel-rt-modules-4.18.0-553.105.1.rt7.446.el8_10.x86_64.rpm a1d73b1f8f5b72e898172c35679190a43e734e9741caeeac902104e40c090bb2
x86_64 kernel-rt-debug-modules-extra-4.18.0-553.105.1.rt7.446.el8_10.x86_64.rpm e22cdf13cf561d45c0846053f6842f92347948a0bfb5024b2c5264f2f760dd24
x86_64 kernel-rt-debug-core-4.18.0-553.105.1.rt7.446.el8_10.x86_64.rpm f648659d7a9ef6c9252a224cef58c0d1e76435d07579e2f23badacfb6a76c145
Notes:
This page is generated automatically from Red Hat security data and has not been checked for errors. For clarification or corrections please contact the AlmaLinux Packaging Team.