Red Hat Security Advisory: kernel security update
🔗 CVE IDs covered (8)
📋 Description
CVE-2023-53821 — kernel: ip6_vti: fix slab-use-after-free in decode_session6 CVE-2025-38022 — kernel: RDMA/core: Fix "KASAN: slab-use-after-free Read in ib_register_device" problem CVE-2025-38415 — kernel: Linux kernel: Memory corruption in Squashfs due to incorrect block size calculation CVE-2025-38459 — kernel: Linux kernel: Denial of Service in ATM CLIP module via infinite recursion CVE-2025-39760 — kernel: Linux kernel: Denial of Service via out-of-bounds read in USB configuration parsing CVE-2025-39933 — kernel: smb: client: let recv_done verify data_offset, data_length and remaining_data_length CVE-2025-40271 — kernel: Linux kernel: Use-after-free in proc_readdir_de() can lead to privilege escalation or denial of service. CVE-2026-23074 — kernel: Linux kernel: Use-after-free in teql queueing discipline can lead to privilege escalation
🔗 References (11)
- selfhttps://access.redhat.com/errata/RHSA-2026:3268
- externalhttps://access.redhat.com/security/updates/classification/#important
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2373326
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2383404
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2383487
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2394601
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2401432
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2419837
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2420329
- externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2436791
- selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_3268.json