Hi, You are receiving an AlmaLinux Security update email because you subscribed to receive errata notifications from AlmaLinux. AlmaLinux: 8 Type: Security Severity: Important Release date: 2026-10-20 Summary: 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: xfrm: espintcp: do not reuse an in-progress partial send (CVE-2026-52935) * kernel: USB: serial: io_ti: fix heap overflow in get_manuf_info() (CVE-2026-53196) * kernel: sctp: keep chunk->transport in step with the list it is queued on (CVE-2026-74588) * kernel: sctp: validate cookie AUTH state before use (CVE-2026-74752) * kernel: smb: client: reject a tree connect response whose byte count is too small (CVE-2026-89631) * kernel: sctp: stop processing a packet once its association is deleted (CVE-2026-89479) * kernel: perf: Fix addr_filter_ranges lifetime (CVE-2026-93817) * kernel: netfilter: nfnetlink_log: wait for rcu grace period before freeing pernet state (CVE-2026-93288) * kernel: kernel: strparser: use-after-free via msg_timer_work rearm after strp_done() cancellation () * kernel: netfilter: flowtable: hold reference on ct until flow is released (CVE-2026-98320) Bug Fix(es) and Enhancement(s): * gfs2 filesystem withdrawal rework [AlmaLinux-8] (JIRA:AlmaLinux-129363) * Batch: z-stream xfrm - almalinux-8.10.z (NST-Core-26W38) (JIRA:AlmaLinux-256684) 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. Full details, updated packages, references, and other related information: https://errata.almalinux.org/8/ALSA-2026-85774.html This message is automatically generated, please don’t reply. For further questions, please, contact us via the AlmaLinux community chat: https://chat.almalinux.org/. Want to change your notification settings? Sign in and manage mailing lists on https://lists.almalinux.org. Kind regards, AlmaLinux Team