Red Hat Security Advisory: kernel security update
🔗 CVE IDs covered (9)
📋 Description
CVE-2023-53673 — kernel: Bluetooth: hci_event: call disconnect callback before deleting conn CVE-2023-53833 — kernel: drm/i915: Fix NULL ptr deref by checking new_crtc_state CVE-2025-38022 — kernel: RDMA/core: Fix "KASAN: slab-use-after-free Read in ib_register_device" problem CVE-2025-38051 — kernel: smb: client: Fix use-after-free in cifs_fill_dirent CVE-2025-40096 — kernel: drm/sched: Fix potential double free in drm_sched_job_add_resv_dependencies CVE-2025-40251 — kernel: devlink: rate: Unset parent pointer in devl_rate_nodes_destroy CVE-2025-40258 — kernel: mptcp: fix race condition in mptcp_schedule_work() CVE-2025-40304 — kernel: Linux kernel: Out-of-bounds write in fbdev can lead to privilege escalation, information disclosure, or denial of service. CVE-2025-40322 — kernel: Linux kernel: Information disclosure and denial of service via out-of-bounds read in font glyph handling
🔗 References (12)
- selfhttps://access.redhat.com/errata/RHSA-2026:2560
- externalhttps://access.redhat.com/security/updates/classification/#moderate
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2373326
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2373329
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2402193
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2407333
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2418876
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2418892
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2419870
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2419902
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2420366
- selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_2560.json