RLSA-2026:66324

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Source
https://errata.rockylinux.org/RLSA-2026:66324
Import Source
https://storage.googleapis.com/resf-osv-data/RLSA-2026:66324.json
JSON Data
https://api.osv.dev/v1/vulns/RLSA-2026:66324
Upstream
Published
2026-09-11T06:02:30Z
Modified
2026-09-11T06:30:02Z
Severity
  • 7.0 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
Important: kernel-rt security, bug fix, and enhancement update
Details

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.

Database specific 
{
    "license": "CC-BY-4.0",
    "license_url": "https://creativecommons.org/licenses/by/4.0/",
    "source_advisory": "RHSA-2026:66324"
}
References
Credits
    • Rocky Enterprise Software Foundation
    • Red Hat

Affected packages

Rocky Linux:8 / kernel-rt

Package

Name
kernel-rt
Purl
pkg:rpm/rocky-linux/kernel-rt?distro=rocky-linux-8&epoch=0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0:4.18.0-553.162.1.rt7.503.el8_10
Database specific
Show details 
{
    "yum_repository": "NFV"
}

Database specific

source 
"https://storage.googleapis.com/resf-osv-data/RLSA-2026:66324.json"