{"id":"RLSA-2026:0760","summary":"Important: kernel-rt security update","details":"The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.\n\nSecurity Fix(es):\n\n* kernel: smb: client: Fix use-after-free in cifs_fill_dirent (CVE-2025-38051)\n\n* kernel: smb: client: let recv_done verify data_offset, data_length and remaining_data_length (CVE-2025-39933)\n\n* kernel: drm/i915: mark requests for GuC virtual engines to avoid use-after-free (CVE-2023-53552)\n\n* kernel: drm/sched: Fix potential double free in drm_sched_job_add_resv_dependencies (CVE-2025-40096)\n\n* kernel: net: atlantic: fix fragment overflow handling in RX path (CVE-2025-68301)\n\nFor 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.","modified":"2026-03-11T06:41:22.898668Z","published":"2026-01-24T09:03:22.950859Z","upstream":["CVE-2023-53552","CVE-2025-38051","CVE-2025-39933","CVE-2025-40096","CVE-2025-68301"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:0760"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2373329"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2401432"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2401514"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2407333"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2422836"}],"affected":[{"package":{"name":"kernel-rt","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/kernel-rt?distro=rocky-linux-8&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.18.0-553.94.1.rt7.435.el8_10"}],"database_specific":{"yum_repository":"NFV"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:0760.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}