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: scsi: qla2xxx: Fix improper freeing of purex item (CVE-2025-68741)
* kernel: ALSA: aloop: Fix racy access at PCM trigger (CVE-2026-23191)
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 | 4.18.0-553.120.1.rt7.461.el8_10 |
| AlmaLinux · 8 | kernel-rt-core | 4.18.0-553.120.1.rt7.461.el8_10 |
| AlmaLinux · 8 | kernel-rt-debug | 4.18.0-553.120.1.rt7.461.el8_10 |
| AlmaLinux · 8 | kernel-rt-debug-core | 4.18.0-553.120.1.rt7.461.el8_10 |
| AlmaLinux · 8 | kernel-rt-debug-devel | 4.18.0-553.120.1.rt7.461.el8_10 |
| AlmaLinux · 8 | kernel-rt-debug-modules | 4.18.0-553.120.1.rt7.461.el8_10 |
| AlmaLinux · 8 | kernel-rt-debug-modules-extra | 4.18.0-553.120.1.rt7.461.el8_10 |
| AlmaLinux · 8 | kernel-rt-devel | 4.18.0-553.120.1.rt7.461.el8_10 |
| AlmaLinux · 8 | kernel-rt-modules | 4.18.0-553.120.1.rt7.461.el8_10 |
| AlmaLinux · 8 | kernel-rt-modules-extra | 4.18.0-553.120.1.rt7.461.el8_10 |
Vulnerabilities 2
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Critical 9.8
scsi: qla2xxx: Fix improper freeing of purex item
In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix improper freeing of purex item In qla2xxx_process_purls_iocb(), an item is allocated via qla27xx_copy_multiple_pkt(), which internally calls qla24xx_alloc_purex_item(). The…
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High 7.8
ALSA: aloop: Fix racy access at PCM trigger
In the Linux kernel, the following vulnerability has been resolved: ALSA: aloop: Fix racy access at PCM trigger The PCM trigger callback of aloop driver tries to check the PCM state and stop the stream of the tied substream in the corresponding cable. Since b…