ALSA-2026:27288

ALSA-2026:27288 · Important: kernel security, bug fix, and enhancement update

This page contains facts from public vulnerability sources. Check the original advisory before updating.

This page shows selected source facts. See the linked advisories for the complete description and affected versions.

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: can: isotp: fix tx.buf use-after-free in isotp_sendmsg() (CVE-2026-31474) * kernel: mptcp: fix slab-use-after-free in __inet_lookup_established (CVE-2026-31669) * kernel: rxrpc: Fix RxGK token loading to check bounds (CVE-2026-31641) * kernel: xen/privcmd: fix double free via VMA splitting (CVE-2026-31787) * kernel: Buffer overflow in drivers/xen/sys-hypervisor.c (CVE-2026-31786) * kernel: net: mana: fix use-after-free in add_adev() error path (CVE-2026-43056) * kernel: Bluetooth: hci_sync: fix stack buffer overflow in hci_le_big_create_sync (CVE-2026-31772) * kernel: bnxt_en: Fix RSS context delete logic (CVE-2026-43260) * kernel: crypto: caam - fix overflow on long hmac keys (CVE-2026-43330) * kernel: net/sched: act_pedit: extend the writable skb range per key (CVE-2026-46331) * kernel: Bluetooth: hci_event: fix potential UAF in SSP passkey handlers (CVE-2026-46056) * kernel: wifi: mac80211: drop stray 'static' from fast-RX rx_result (CVE-2026-46152) * kernel: wifi: mac80211: remove station if connection prep fails (CVE-2026-46125) * kernel: exit: prevent preemption of oopsing TASK_DEAD task (CVE-2026-46173) * kernel: wifi: mac80211: use safe list iteration in radar detect work (CVE-2026-46166) Bug Fix(es) and Enhancement(s): * AlmaLinux10.0 - s390/ap: Expose ap_bindings_complete_count counter via sysfs [almalinux-10.2.z] (JIRA:AlmaLinux-166047) * AlmaLinux9.5 crash due to lpfc NULL ndlp->vport [almalinux-10.2.z] (JIRA:AlmaLinux-171774) * objtool static_call check blocks build of out-of-tree livepatch modules on AlmaLinux 10.2 GA kernels ? missing upstream revert f495054bd12e (JIRA:AlmaLinux-178495) * ibmveth Adapter Freeze with Small MSS [almalinux-10.2.z] (JIRA:AlmaLinux-179723) * rbd: eliminate a race in lock_dwork draining on unmap [almalinux-10.2.z] (JIRA:AlmaLinux-183127) * AlmaLinux10.0 - s390/mm: Add missing secure storage access fixups [almalinux-10.2.z] (JIRA:AlmaLinux-183319) * [AlmaLinux10.2.z] Enable Pretimeout Watchdog Panic Functionality on x86 (JIRA:AlmaLinux-182299) 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.

Fix available

Published

2026-06-19T00:00:00Z

Updated

2026-09-21T23:15:04.303785251Z

Stack: system

Check your server →