Important: kernel security update
The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: smb: client: Fix use-after-free in cifs_fill_dirent (CVE-2025-38051) * kernel: smb: client: let recv_done verify data_offset, data_length and remaining_data_length (CVE-2025-39933) * kernel: drm/i915: mark requests for GuC virtual engines to avoid use-after-free (CVE-2023-53552) * kernel: drm/sched: Fix potential double free in drm_sched_job_add_resv_dependencies (CVE-2025-40096) * kernel: net: atlantic: fix fragment overflow handling in RX path (CVE-2025-68301) 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 packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: smb: client: Fix use-after-free in cifs_fill_dirent (CVE-2025-38051) * kernel: smb: client: let recv_done verify data_offset, data_length and remaining_data_length (CVE-2025-39933) * kernel: drm/i915: mark requests for GuC virtual engines to avoid use-after-free (CVE-2023-53552) * kernel: drm/sched: Fix potential double free in drm_sched_job_add_resv_dependencies (CVE-2025-40096) * kernel: net: atlantic: fix fragment overflow handling in RX path (CVE-2025-68301) 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-2026:0759
- https://access.redhat.com/security/cve/CVE-2023-53552
- https://access.redhat.com/security/cve/CVE-2025-38051
- https://access.redhat.com/security/cve/CVE-2025-39933
- https://access.redhat.com/security/cve/CVE-2025-40096
- https://access.redhat.com/security/cve/CVE-2025-68301
- https://bugzilla.redhat.com/2373329
- https://bugzilla.redhat.com/2401432
- https://bugzilla.redhat.com/2401514
- https://bugzilla.redhat.com/2407333
- https://bugzilla.redhat.com/2422836
- https://errata.almalinux.org/8/ALSA-2026-0759.html