RLSA-2026:66324
RLSA-2026:66324 · Important: kernel-rt security, bug fix, and enhancement update
This page contains facts from public vulnerability sources. Check the original advisory before updating.
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: Linux kernel: Denial of Service in qla2xxx SCSI driver due to improper command handling after chip reset (CVE-2025-68745) * kernel: scsi: target: configfs: Bound snprintf() return in tg_pt_gp_members_show() (CVE-2026-46149) * kernel: netfilter: nf_log: validate MAC header was set before dumping it (CVE-2026-52942) * kernel: sctp: diag: reject stale associations in dump_one path (CVE-2026-52917) * kernel: net: pull headers in qdisc_pkt_len_segs_init() (CVE-2026-53091) * kernel: netfilter: nf_conntrack_sip: don't use simple_strtoul (CVE-2026-52986) * kernel: sctp: validate cached peer INIT chunk length in COOKIE_ECHO processing (CVE-2026-53246) * kernel: tipc: fix slab-use-after-free Read in tipc_aead_decrypt_done (CVE-2026-63801) * kernel: sctp: fix race between sctp_wait_for_connect and peeloff (CVE-2026-63971) * kernel: security/keys: fix missed RCU read section on lookup (CVE-2026-64015) * kernel: ixgbevf: fix use-after-free in VEPA multicast source pruning (CVE-2026-64113) * kernel: sctp: fix auth_hmacs array size in struct sctp_cookie (CVE-2026-68376) * kernel: tipc: clear sock->sk on the failed-insert path in tipc_sk_create() (CVE-2026-68117) * kernel: sctp: auth: verify auth requirement when auth_chunk is NULL (CVE-2026-68300) * kernel: sctp: validate stream count in sctp_process_strreset_inreq() (CVE-2026-68315) Bug Fix(es) and Enhancement(s): * scsi: mpt3sas: avoid freeing unallocated PCIe SGL buffers [rhel 8.6.z] (JIRA:Rocky Linux-194117) * gfs2: harden gfs2_glock_hold [Rocky Linux-8] (JIRA:Rocky Linux-240340) 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.
CVSS 7.0 · High · Fix available
- Published
- Updated
Stack: system
Affected products and versions
kernel-rt Rocky Linux:8
- Affected ranges
- ECOSYSTEM: < 0:4.18.0-553.162.1.rt7.503.el8_10
Update to 0:4.18.0-553.162.1.rt7.503.el8_10
Original sources
- https://errata.rockylinux.org/RLSA-2026:66324
- https://bugzilla.redhat.com/show_bug.cgi?id=2425039
- https://bugzilla.redhat.com/show_bug.cgi?id=2482566
- https://bugzilla.redhat.com/show_bug.cgi?id=2492091
- https://bugzilla.redhat.com/show_bug.cgi?id=2492115
- https://bugzilla.redhat.com/show_bug.cgi?id=2492270
- https://bugzilla.redhat.com/show_bug.cgi?id=2492397
- https://bugzilla.redhat.com/show_bug.cgi?id=2492771
- https://bugzilla.redhat.com/show_bug.cgi?id=2502254
- https://bugzilla.redhat.com/show_bug.cgi?id=2502331
- https://bugzilla.redhat.com/show_bug.cgi?id=2502380
- https://bugzilla.redhat.com/show_bug.cgi?id=2502541
- https://bugzilla.redhat.com/show_bug.cgi?id=2513253
- https://bugzilla.redhat.com/show_bug.cgi?id=2513397
- https://bugzilla.redhat.com/show_bug.cgi?id=2513408
- https://bugzilla.redhat.com/show_bug.cgi?id=2513474
- https://access.redhat.com/errata/RHSA-2026:66324
- https://osv.dev/vulnerability/RLSA-2026:66324