ALSA-2026:76738

ALSA-2026:76738 · Important: kernel security, bug fix, and enhancement update

Cette page présente des faits issus de sources publiques. Consultez l’avis original avant toute mise à jour.

Cette page présente une partie des faits des sources. Consultez les avis liés pour la description complète et les versions concernées.

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: netfilter: nf_conncount: increase the connection clean up limit to 64 (CVE-2026-45860) * kernel: RDMA/uverbs: Validate wqe_size before using it in ib_uverbs_post_send (CVE-2026-45856) * kernel: Bluetooth: hci_uart: fix UAFs and race conditions in close and init paths (CVE-2026-46275) * kernel: crypto: af_alg - Cap AEAD AD length to 0x80000000 (CVE-2026-52972) * kernel: ipvs: clear the svc scheduler ptr early on edit (CVE-2026-53270) * kernel: Bluetooth: fix UAF in l2cap_sock_cleanup_listen() vs l2cap_conn_del() (CVE-2026-53357) * kernel: net: ip_gre: require CAP_NET_ADMIN in the device netns for changelink (CVE-2026-63829) * kernel: KVM: SVM: Fix page overflow in sev_dbg_crypt() for ENCRYPT path (CVE-2026-63794) * kernel: ipv6: exthdrs: refresh nh pointer after ipv6_hop_jumbo() (CVE-2026-63924) * kernel: ipv6: exthdrs: refresh nh after handling HAO option (CVE-2026-63922) * kernel: ipv6: validate extension header length before copying to cmsg (CVE-2026-63920) * kernel: tcp: fix stale per-CPU tcp_tw_isn leak enabling ISN prediction (CVE-2026-64024) * kernel: l2tp: use refcount_inc_not_zero in l2tp_session_get_by_ifname (CVE-2026-63918) * kernel: ipv6: rpl: fix hdrlen overflow in ipv6_rpl_srh_decompress() (CVE-2026-63984) * kernel: tunnels: do not assume transport header in iptunnel_pmtud_check_icmp() (CVE-2026-63992) * kernel: tunnels: load network headers after skb_cow() in iptunnel_pmtud_build_icmp[v6]() (CVE-2026-63994) * kernel: netfilter: x_tables: add and use xtables_unregister_table_exit (CVE-2026-64078) * kernel: ipv6: ioam: refresh hdr pointer before ioam6_event() (CVE-2026-64132) * kernel: Bluetooth: L2CAP: Fix use-after-free in l2cap_sock_new_connection_cb() (CVE-2026-64557) * kernel: vxlan: require CAP_NET_ADMIN in the device netns for changelink (CVE-2026-68432) * kernel: ipvs: reload ip header after head reallocation (CVE-2026-68476) * kernel: net: ip6_gre: require CAP_NET_ADMIN in the device netns for changelink (CVE-2026-72052) * kernel: netfilter: nft_lookup: fix catchall element handling with inverted lookups (CVE-2026-72320) * kernel: netfilter: nf_queue: pin bridge device while NFQUEUE holds fake dst (CVE-2026-72255) * kernel: KVM: SVM: Update x2APIC MSR intercepts if AVIC is inhibited while L2 is active (CVE-2026-74516) * kernel: packet: use consistent hard_header_len in non-ring send paths () * kernel: packet: use consistent hard_header_len in non-ring send paths (CVE-2026-74582) * kernel: ipvs: clear IPv4 options after rebasing tunnel ICMP errors (CVE-2026-74669) * kernel: netfilter: flowtable: publish GC-visible tuple last (CVE-2026-74746) * kernel: ipv6: fix use-after-free in ip6_finish_output2() (CVE-2026-80792) * kernel: futex: Fix race on the initial mm->futex.phash.ref allocation (CVE-2026-80775) * kernel: KVM: s390: vsie: zero stale crypto bits (CVE-2026-80921) * kernel: nvme: add missing SRCU grace period in error path (CVE-2026-89972) * kernel: nvme/ioctl: check SUBMIT_IO with nvme_cmd_allowed() (CVE-2026-90227) * kernel: netfilter: nf_conntrack: use get_unaligned_be32() in tcp_sack() (CVE-2026-97417) * kernel: netfilter: nfnetlink_log: wait for rcu grace period before freeing pernet state (CVE-2026-93288) Bug Fix(es) and Enhancement(s): * wifi card breaks using FIPS (JIRA:AlmaLinux-257457) * AlmaLinux10.0 - kernel: CPU hotplug unsupported by CPUMF [almalinux-10.2.z] (JIRA:AlmaLinux-270888) 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.

Correctif disponible

Publication

2026-10-06T00:00:00Z

Mise à jour

2026-10-13T11:42:11.335803821Z

Pile logicielle: system

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