Linux · Red Hat · Security advisory · September 13, 2026

RHSA-2026:66325: Security update for 23 packages

RHSA-2026:66325, released September 13, 2026, fixes 15 CVEs across 23 products. None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent
CVEs closed
15
1 rated Critical
Exploited
0
None reported
Highest CVSS
9.8
Base score, 0 to 10
Highest EPSS
0.0063
50th percentile

Priority of the 15 CVEs

Patch now 0 Urgent 1 High 14 Routine 0

Fixed package versions

ProductReleaseFixed in
bpftoolRHEL 80:4.18.0-553.162.1.el8_10
kernelRHEL 80:4.18.0-553.162.1.el8_10
kernel-abi-stablelistsRHEL 80:4.18.0-553.162.1.el8_10
kernel-coreRHEL 80:4.18.0-553.162.1.el8_10
kernel-debugRHEL 80:4.18.0-553.162.1.el8_10
kernel-debug-coreRHEL 80:4.18.0-553.162.1.el8_10
kernel-debug-develRHEL 80:4.18.0-553.162.1.el8_10
kernel-debug-modulesRHEL 80:4.18.0-553.162.1.el8_10
kernel-debug-modules-extraRHEL 80:4.18.0-553.162.1.el8_10
kernel-develRHEL 80:4.18.0-553.162.1.el8_10
kernel-docRHEL 80:4.18.0-553.162.1.el8_10
kernel-modulesRHEL 80:4.18.0-553.162.1.el8_10
kernel-modules-extraRHEL 80:4.18.0-553.162.1.el8_10
kernel-toolsRHEL 80:4.18.0-553.162.1.el8_10
kernel-tools-libsRHEL 80:4.18.0-553.162.1.el8_10
kernel-tools-libs-develRHEL 80:4.18.0-553.162.1.el8_10
kernel-zfcpdumpRHEL 80:4.18.0-553.162.1.el8_10
kernel-zfcpdump-coreRHEL 80:4.18.0-553.162.1.el8_10
kernel-zfcpdump-develRHEL 80:4.18.0-553.162.1.el8_10
kernel-zfcpdump-modulesRHEL 80:4.18.0-553.162.1.el8_10
kernel-zfcpdump-modules-extraRHEL 80:4.18.0-553.162.1.el8_10
perfRHEL 80:4.18.0-553.162.1.el8_10
python3-perfRHEL 80:4.18.0-553.162.1.el8_10

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
Urgent CVE-2025-68745 linux: In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Clear cmds after chip reset Comm...9.8 0.0050 None reported
High CVE-2026-52986 netfilter: nf_conntrack_sip: don't use simple_strtoul9.8 0.0063 None reported
High CVE-2026-68376 sctp: fix auth_hmacs array size in struct sctp_cookie8.1 0.0061 None reported
High CVE-2026-68300 sctp: auth: verify auth requirement when auth_chunk is NULL9.8 0.0058 None reported
High CVE-2026-64113 kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system9.8 0.0053 None reported
High CVE-2026-68117 tipc: clear sock->sk on the failed-insert path in tipc_sk_create()9.8 0.0053 None reported
High CVE-2026-63801 tipc: fix slab-use-after-free Read in tipc_aead_decrypt_done8.8 0.0051 None reported
High CVE-2026-68315 sctp: validate stream count in sctp_process_strreset_inreq()8.8 0.0051 None reported
High CVE-2026-53246 sctp: validate cached peer INIT chunk length in COOKIE_ECHO processing9.8 0.0044 None reported
High CVE-2026-64015 kernel-debug-modules-core: The kernel packages contain the Linux kernel, the core of any Linux operating system8.1 0.0016 None reported
High CVE-2026-46149 scsi: target: configfs: Bound snprintf() return in tg_pt_gp_members_show()8.8 0.0014 None reported
High CVE-2026-53091 net: pull headers in qdisc_pkt_len_segs_init()8.4 0.0014 None reported
High CVE-2026-52942 netfilter: nf_log: validate MAC header was set before dumping it7.1 0.0013 None reported
High CVE-2026-63971 kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system8.8 0.0013 None reported
High CVE-2026-52917 sctp: diag: reject stale associations in dump_one path8.8 0.0013 None reported
Showing 1 to 15 of 15 1

Patch Radar data is free to use with attribution. Terms and how to credit it.

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.