[ALSA-2026:3964] Moderate: kernel-rt security update
Type:
security
Severity:
moderate
Release date:
2026-03-10
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: ipv6: BUG() in pskb_expand_head() as part of calipso_skbuff_setattr() (CVE-2025-71085) * kernel: macvlan: fix possible UAF in macvlan_forward_source() (CVE-2026-23001) 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-modules-4.18.0-553.111.1.rt7.452.el8_10.x86_64.rpm 1e1226ce74f28fe43f2531a671c532232976e146400c8c375103bf9d74b4b199
x86_64 kernel-rt-debug-modules-extra-4.18.0-553.111.1.rt7.452.el8_10.x86_64.rpm 3c833a1e84a0111c03d6e7b46f90209be1732bb091c8604e3a29ef30c55b0a35
x86_64 kernel-rt-core-4.18.0-553.111.1.rt7.452.el8_10.x86_64.rpm 44ddd1b26be5d13b0e9a69af1bfbe03d7aff385704a640d64e27aaf8b46984ee
x86_64 kernel-rt-modules-extra-4.18.0-553.111.1.rt7.452.el8_10.x86_64.rpm 644e5e9f7235da741b51b4719d08821422fcf052950687cbf62494de08ea00e3
x86_64 kernel-rt-devel-4.18.0-553.111.1.rt7.452.el8_10.x86_64.rpm 913db43d6b9c0378a188bc288aa322fc9023375cdfb7c7776ed04299b4436a80
x86_64 kernel-rt-4.18.0-553.111.1.rt7.452.el8_10.x86_64.rpm 998476586544cc357ada3cb90aa3038a7caa2d1f9f61602195023ddee7ca521f
x86_64 kernel-rt-debug-devel-4.18.0-553.111.1.rt7.452.el8_10.x86_64.rpm a7748ea79dcbd995abfd8343651df05a34fce66ffd13cc086e43120c2fe6bc14
x86_64 kernel-rt-debug-4.18.0-553.111.1.rt7.452.el8_10.x86_64.rpm ecbeea3cd0843d8883cc239a9d8d7f5086245915703d4198e9874e665418f2a6
x86_64 kernel-rt-debug-core-4.18.0-553.111.1.rt7.452.el8_10.x86_64.rpm f5eaae7f02b6c474474366b252cd1202c829f925d3e1599ae46b3a2c5c81d3d3
x86_64 kernel-rt-debug-modules-4.18.0-553.111.1.rt7.452.el8_10.x86_64.rpm fd55609b2aa3afecfc8eb80d97bbcc5b4907df7645fbadea678680976a97e891
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.