Kernel-Rt Security Update — AlmaLinux 8 (ALSA-2026:49851)
This is a security release for AlmaLinux 8. The fix ships in the current release line (referenced builds: 18.0-553, 151.1). Update the product on every affected server to the patched release — there is no workaround, and unpatched servers remain exposed until updated.
Düzeltme Komutları
EL8+ (AlmaLinux/CloudLinux/Rocky)
sudo dnf updateSharedLicense lisansı altında bunun anlamı
Kernel flaws of this class (top severity in the notice's own data: CVSS ) are local-attacker material — crashes or privilege-adjacent outcomes — so shared-hosting servers should treat this as routine-priority patching.
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: ipc: limit next_id allocation to the valid ID range (CVE-2026-52923)
Bug Fix(es) and Enhancement(s):
* AlmaLinux8.10 – KVM: s390: L…
Type:
security
Severity:
moderate
Release date:
2026-08-04
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: ipc: limit next_id allocation to the valid ID range (CVE-2026-52923)
Bug Fix(es) and Enhancement(s):
* AlmaLinux8.10 – KVM: s390: Limit adapter indicator access to mapped page (JIRA:AlmaLinux-183880)
* CIFS mounts do not work with the latest kernel (JIRA:AlmaLinux-213976)
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-debug-core-4.18.0-553.151.1.rt7.492.el8_10.x86_64.rpm | 006e0489934ee25cf110e1529ba7bb7d6ee36691d9583060d2a6dcc4c0c88213 |
| x86_64 | kernel-rt-modules-extra-4.18.0-553.151.1.rt7.492.el8_10.x86_64.rpm | 0bf00111078755f542c040238dedcfdb123fa053bc1e3c35d26515f03b602821 |
| x86_64 | kernel-rt-debug-modules-4.18.0-553.151.1.rt7.492.el8_10.x86_64.rpm | 179fe34b67a914b4a979c5a20a4cde796cc040aeb801fbb58f90649d1d63e8ab |
| x86_64 | kernel-rt-debug-modules-extra-4.18.0-553.151.1.rt7.492.el8_10.x86_64.rpm | 188f271d237b2b2ba7862c7dfd2a934afde776cd3850d047f6df66f1f2d6d380 |
| x86_64 | kernel-rt-core-4.18.0-553.151.1.rt7.492.el8_10.x86_64.rpm | 385a58bad0ae0fe2f4d3dc7d21221cb4c8de95c9d103df54486e7befaaf7cb44 |
| x86_64 | kernel-rt-debug-4.18.0-553.151.1.rt7.492.el8_10.x86_64.rpm | 5484273ff1f5969244ec4a31b64ad9a2bf4f2e8cb563e8be0062e573ff7b163d |
| x86_64 | kernel-rt-4.18.0-553.151.1.rt7.492.el8_10.x86_64.rpm | 7c7fbfc26e12e91b7e7928c9e9cb1133d8c7193915a3fc669399fb63a7aebe49 |
| x86_64 | kernel-rt-devel-4.18.0-553.151.1.rt7.492.el8_10.x86_64.rpm | c44a77fed9c2e0ef7f1cf6e1a3eb7613075807980aaa6e153a64c7e7506d20de |
| x86_64 | kernel-rt-modules-4.18.0-553.151.1.rt7.492.el8_10.x86_64.rpm | e6a502d494671a4aeaf3f562b39bbf02b8bd1e5929dc9585224cbc9c9eaddd29 |
| x86_64 | kernel-rt-debug-devel-4.18.0-553.151.1.rt7.492.el8_10.x86_64.rpm | f3a1cf9cbf41a1cedc5a5e44f867df36de56cff56887e595450327cdad01b91d |
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.
Sıkça Sorulan Sorular
What does ALSA-2026:49851 fix?
Is a reboot required?
How do I apply it?
Referanslar
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