[ALSA-2026:19664] Important: kernel-rt security update
Type:
security
Severity:
important
Release date:
2026-05-20
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: "Fragnesia" is a variant of Dirty Frag vulnerability in the ESP/XFRM leading to Local Privilege Escalation (LPE) vulnerability in the Linux kernel (CVE-2026-46300) * kernel: Read root-owned files as an unprivileged user (CVE-2026-46333) 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.
References:
Updated packages listed below:
Architecture Package Checksum
x86_64 kernel-rt-core-4.18.0-553.125.1.rt7.466.el8_10.x86_64.rpm 015e989bd30f7333a8091671a7e3c7e06e30831d656918d6a95cb0d4802bd642
x86_64 kernel-rt-modules-extra-4.18.0-553.125.1.rt7.466.el8_10.x86_64.rpm 83eb1e4d81790e701dd27e5dbeb469b8972a6d66961c10b8ea01a1aa044c3d15
x86_64 kernel-rt-debug-modules-4.18.0-553.125.1.rt7.466.el8_10.x86_64.rpm 99f00927251a0ca09ec71e6d01af715aa5dc76bc7d81b9adb2ce0ab39b1fc2c0
x86_64 kernel-rt-debug-devel-4.18.0-553.125.1.rt7.466.el8_10.x86_64.rpm a4d5f8ef04f937e34529dc206f60d50ede839ad002388c5f90e54f4fe4ae9bbd
x86_64 kernel-rt-debug-modules-extra-4.18.0-553.125.1.rt7.466.el8_10.x86_64.rpm aca56a05ca03249a7dd17f0547513b4b62fefb23bde520a5bb534fe8a1afc909
x86_64 kernel-rt-debug-4.18.0-553.125.1.rt7.466.el8_10.x86_64.rpm e1a6685d7e8bc2cfa67ee52ea15b67f512ec8da781318a528cd560ef0b3ae83f
x86_64 kernel-rt-debug-core-4.18.0-553.125.1.rt7.466.el8_10.x86_64.rpm e934118274cad0af03a136fb19de052ae717fda24429f7a39bd59f694592e43f
x86_64 kernel-rt-4.18.0-553.125.1.rt7.466.el8_10.x86_64.rpm edf3e6c2265df35fca3ea73cd5c110e326881a44482dda0e36da2f8c414751ab
x86_64 kernel-rt-modules-4.18.0-553.125.1.rt7.466.el8_10.x86_64.rpm f14e9a08d2e08544b2aacfbdf7abfafc131d40814b41927009aaeb5db44f7e19
x86_64 kernel-rt-devel-4.18.0-553.125.1.rt7.466.el8_10.x86_64.rpm f46ece4f0bcf7da86dbd7cf7e08bd338f1149c8ec4be41787fa887fb2385dac6
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.