Summary
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: tcp/dccp: Don't use timer_pending() in reqsk_queue_unlink(). (CVE-2024-50154)
* kernel: net: ch9200: fix uninitialised access during mii_nway_restart (CVE-2025-38086)
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.
Fixed packages 10
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux · 8 | kernel-rt | 4.18.0-553.63.1.rt7.404.el8_10 |
| AlmaLinux · 8 | kernel-rt-core | 4.18.0-553.63.1.rt7.404.el8_10 |
| AlmaLinux · 8 | kernel-rt-debug | 4.18.0-553.63.1.rt7.404.el8_10 |
| AlmaLinux · 8 | kernel-rt-debug-core | 4.18.0-553.63.1.rt7.404.el8_10 |
| AlmaLinux · 8 | kernel-rt-debug-devel | 4.18.0-553.63.1.rt7.404.el8_10 |
| AlmaLinux · 8 | kernel-rt-debug-modules | 4.18.0-553.63.1.rt7.404.el8_10 |
| AlmaLinux · 8 | kernel-rt-debug-modules-extra | 4.18.0-553.63.1.rt7.404.el8_10 |
| AlmaLinux · 8 | kernel-rt-devel | 4.18.0-553.63.1.rt7.404.el8_10 |
| AlmaLinux · 8 | kernel-rt-modules | 4.18.0-553.63.1.rt7.404.el8_10 |
| AlmaLinux · 8 | kernel-rt-modules-extra | 4.18.0-553.63.1.rt7.404.el8_10 |
Vulnerabilities 2
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Critical 9.8
tcp/dccp: Don't use timer_pending() in reqsk_queue_unlink().
In the Linux kernel, the following vulnerability has been resolved: tcp/dccp: Don't use timer_pending() in reqsk_queue_unlink(). Martin KaFai Lau reported use-after-free [0] in reqsk_timer_handler(). """ We are seeing a use-after-free from a bpf prog attached…
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Unscored —
net: ch9200: fix uninitialised access during mii_nway_restart
In the Linux kernel, the following vulnerability has been resolved: net: ch9200: fix uninitialised access during mii_nway_restart In mii_nway_restart() the code attempts to call mii->mdio_read which is ch9200_mdio_read(). ch9200_mdio_read() utilises a local b…