Moderate: kernel-rt security update
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: x86/vmscape: Add conditional IBPB mitigation (CVE-2025-40300) * kernel: mm: fix zswap writeback race condition (CVE-2023-53178) * kernel: fs: fix UAF/GPF bug in nilfs_mdt_destroy (CVE-2022-50367) 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.
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
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: x86/vmscape: Add conditional IBPB mitigation (CVE-2025-40300) * kernel: mm: fix zswap writeback race condition (CVE-2023-53178) * kernel: fs: fix UAF/GPF bug in nilfs_mdt_destroy (CVE-2022-50367) 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.
05 / REFERENCES
Further evidence
- https://access.redhat.com/errata/RHSA-2025:19932
- https://access.redhat.com/security/cve/CVE-2022-50367
- https://access.redhat.com/security/cve/CVE-2023-53178
- https://access.redhat.com/security/cve/CVE-2025-40300
- https://bugzilla.redhat.com/2394627
- https://bugzilla.redhat.com/2395358
- https://bugzilla.redhat.com/2396114
- https://errata.almalinux.org/8/ALSA-2025-19932.html