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High ALSA-2026:83156 18 CVEs

Important: kernel security update

Published Oct 14, 2026 · Updated Oct 29, 2026

Ecosystem: AlmaLinux

Summary

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

* kernel: net/sched: act_ct: Only release RCU read lock after ct_ft (CVE-2026-46319)
* kernel: net/sched: taprio: fix use-after-free in advance_sched() on schedule switch (CVE-2026-53011)
* kernel: wifi: mac80211: bounds-check link_id in ieee80211_ml_epcs (CVE-2026-64030)
* kernel: wifi: cfg80211: use wiphy work for socket owner autodisconnect (CVE-2026-68404)
* kernel: Linux kernel: Denial of Service due to use-after-free in act_tunnel_key (CVE-2026-68377)
* kernel: net/iucv: fix use-after-free of a severed iucv_path (CVE-2026-68140)
* kernel: wifi: mac80211: defer link RX stats percpu free to RCU (CVE-2026-68409)
* kernel: KVM: arm64: vgic: Handle race between interrupt affinity change and LPI disabling (CVE-2026-72288)
* kernel: ASoC: SOF: ipc3-control: Fix heap overflow in bytes_ext put/get (CVE-2026-72262)
* kernel: netfilter: nft_lookup: fix catchall element handling with inverted lookups (CVE-2026-72320)
* kernel: ALSA: usx2y: bound the hwdep mmap fault offset (CVE-2026-74641)
* kernel: udp: fix potential use-after-free in tunnel segmentation (CVE-2026-74705)
* kernel: net/smc: carry oversized SMC-Rv2 LLC messages in the queue entry (CVE-2026-80985)
* kernel: svcrdma: Validate Read chunk positions before reconstruction (CVE-2026-89526)
* kernel: net/iucv: filter frames in afiucv_hs_rcv() by ingress device (CVE-2026-81003)
* kernel: NFSD: Prevent client use-after-free during blocked-lock reaping (CVE-2026-90036)
* kernel: SUNRPC: Zero rpc_gss_wire_cred at svcauth_gss_decode_credbody() entry (CVE-2026-93207)
* kernel: svcrdma: Reject Write/Reply chunks with segcount 0 (CVE-2026-93228)

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.

Fixed packages 74

ReleasePackageFixed in
AlmaLinux · 9 kernel 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-64k 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-64k-core 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-64k-debug 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-64k-debug-core 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-64k-debug-devel 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-64k-debug-devel-matched 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-64k-debug-modules 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-64k-debug-modules-core 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-64k-debug-modules-extra 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-64k-devel 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-64k-devel-matched 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-64k-modules 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-64k-modules-core 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-64k-modules-extra 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-abi-stablelists 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-core 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-cross-headers 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-debug 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-debug-core 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-debug-devel 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-debug-devel-matched 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-debug-modules 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-debug-modules-core 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-debug-modules-extra 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-debug-uki-virt 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-devel 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-devel-matched 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-doc 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-headers 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-modules 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-modules-core 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-modules-extra 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-rt 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-rt-64k 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-rt-64k-core 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-rt-64k-debug 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-rt-64k-debug-core 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-rt-64k-debug-devel 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-rt-64k-debug-modules 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-rt-64k-debug-modules-core 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-rt-64k-debug-modules-extra 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-rt-64k-devel 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-rt-64k-modules 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-rt-64k-modules-core 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-rt-64k-modules-extra 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-rt-core 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-rt-debug 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-rt-debug-core 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-rt-debug-devel 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-rt-debug-modules 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-rt-debug-modules-core 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-rt-debug-modules-extra 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-rt-devel 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-rt-modules 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-rt-modules-core 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-rt-modules-extra 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-tools 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-tools-libs 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-tools-libs-devel 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-uki-virt 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-uki-virt-addons 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-zfcpdump 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-zfcpdump-core 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-zfcpdump-devel 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-zfcpdump-devel-matched 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-zfcpdump-modules 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-zfcpdump-modules-core 5.14.0-687.58.1.el9_8
AlmaLinux · 9 kernel-zfcpdump-modules-extra 5.14.0-687.58.1.el9_8
AlmaLinux · 9 libperf 5.14.0-687.58.1.el9_8
AlmaLinux · 9 perf 5.14.0-687.58.1.el9_8
AlmaLinux · 9 python3-perf 5.14.0-687.58.1.el9_8
AlmaLinux · 9 rtla 5.14.0-687.58.1.el9_8
AlmaLinux · 9 rv 5.14.0-687.58.1.el9_8

Vulnerabilities 18

  • Critical 10.0
    CVE-2026-74705

    udp: fix potential use-after-free in tunnel segmentation

    In the Linux kernel, the following vulnerability has been resolved: udp: fix potential use-after-free in tunnel segmentation __skb_udp_tunnel_segment() gets the UDP header before ensuring the tunnel header is in the skb head. If the pull reallocates skb->head…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • Critical 9.8
    CVE-2026-89526

    svcrdma: Validate Read chunk positions before reconstruction

    In the Linux kernel, the following vulnerability has been resolved: svcrdma: Validate Read chunk positions before reconstruction The RPC/RDMA Read chunk position field is supplied by the remote client and stored verbatim in the parsed chunk list. xdr_count_re…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • Critical 9.8
    CVE-2026-90036

    NFSD: Prevent client use-after-free during blocked-lock reaping

    In the Linux kernel, the following vulnerability has been resolved: NFSD: Prevent client use-after-free during blocked-lock reaping A bare lock owner -- its only remaining reference a blocked lock on nn->blocked_locks_lru -- holds a raw pointer to its nfs4_cl…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • Critical 9.8
    CVE-2026-93207

    SUNRPC: Zero rpc_gss_wire_cred at svcauth_gss_decode_credbody() entry

    In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Zero rpc_gss_wire_cred at svcauth_gss_decode_credbody() entry svcauth_gss_decode_credbody() writes the caller's rpc_gss_wire_cred field by field and assigns gc_ctx.len only on the suc…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • Critical 9.3
    CVE-2026-72288

    KVM: arm64: vgic: Handle race between interrupt affinity change and LPI disabling

    In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic: Handle race between interrupt affinity change and LPI disabling Hyunwoo Kim reports some really bad races should the following situation occur: - LPI-I is pending in vcpu-B'…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • Critical 9.1
    CVE-2026-72320

    netfilter: nft_lookup: fix catchall element handling with inverted lookups

    In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_lookup: fix catchall element handling with inverted lookups nft_lookup_eval() decides whether a lookup matched (`found`) from the direct set lookup and priv->invert before fall…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • Critical 9.1
    CVE-2026-93228

    svcrdma: Reject Write/Reply chunks with segcount 0

    In the Linux kernel, the following vulnerability has been resolved: svcrdma: Reject Write/Reply chunks with segcount 0 A peer can send a Write or Reply chunk whose segcount field is zero. xdr_check_write_chunk() only rejects segcount > rc_maxpages, so zero pa…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • High 8.8
    CVE-2026-64030

    wifi: mac80211: bounds-check link_id in ieee80211_ml_epcs

    In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: bounds-check link_id in ieee80211_ml_epcs IEEE80211_MLE_STA_EPCS_CONTROL_LINK_ID is 0x000f, so link_id extracted from a PRIO_ACCESS ML element PER_STA_PROFILE subelement can b…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • High 8.8
    CVE-2026-68140

    net/iucv: fix use-after-free of a severed iucv_path

    In the Linux kernel, the following vulnerability has been resolved: net/iucv: fix use-after-free of a severed iucv_path af_iucv queues not-yet-received message notifications on iucv->message_q, each holding a raw pointer to the connection's iucv_path. When th…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • High 8.8
    CVE-2026-68409

    wifi: mac80211: defer link RX stats percpu free to RCU

    In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: defer link RX stats percpu free to RCU sta_remove_link() frees a removed MLO link's RX stats percpu buffer right away, but defers only the link container to RCU: sta_info_free…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • High 8.2
    CVE-2026-80985

    net/smc: carry oversized SMC-Rv2 LLC messages in the queue entry

    In the Linux kernel, the following vulnerability has been resolved: net/smc: carry oversized SMC-Rv2 LLC messages in the queue entry smc_llc_rmt_delete_rkey() and smc_llc_save_add_link_rkeys() read the part of a v2 message that does not fit into the 44-byte u…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • High 8.1
    CVE-2026-81003

    net/iucv: filter frames in afiucv_hs_rcv() by ingress device

    In the Linux kernel, the following vulnerability has been resolved: net/iucv: filter frames in afiucv_hs_rcv() by ingress device afiucv_hs_rcv() selects a socket from iucv_sk_list by matching four 8-byte name fields in the transport header alone. No check is …

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • High 7.8
    CVE-2026-46319

    net/sched: act_ct: Only release RCU read lock after ct_ft

    In the Linux kernel, the following vulnerability has been resolved: net/sched: act_ct: Only release RCU read lock after ct_ft When looking up a flow table in act_ct in tcf_ct_flow_table_get(), rhashtable_lookup_fast() internally opens and closes an RCU read c…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • High 7.8
    CVE-2026-53011

    net/sched: taprio: fix use-after-free in advance_sched() on schedule switch

    In the Linux kernel, the following vulnerability has been resolved: net/sched: taprio: fix use-after-free in advance_sched() on schedule switch In advance_sched(), when should_change_schedules() returns true, switch_schedules() is called to promote the admin …

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • High 7.8
    CVE-2026-68377

    net/sched: act_tunnel_key: Defer dst_release to RCU callback

    In the Linux kernel, the following vulnerability has been resolved: net/sched: act_tunnel_key: Defer dst_release to RCU callback Fix a race-condition use-after-free in tunnel_key_release_params(). The function releases the metadata_dst of the old params synch…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • High 7.8
    CVE-2026-68404

    wifi: cfg80211: use wiphy work for socket owner autodisconnect

    In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: use wiphy work for socket owner autodisconnect nl80211_netlink_notify() walks the cfg80211 wireless device list when a NETLINK_GENERIC socket is released. If the socket owns a…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • High 7.8
    CVE-2026-72262

    ASoC: SOF: ipc3-control: Fix heap overflow in bytes_ext put/get

    In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: ipc3-control: Fix heap overflow in bytes_ext put/get The ipc_control_data buffer is allocated as kzalloc(max_size), where max_size covers the entire struct sof_ipc_ctrl_data includ…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • High 7.8
    CVE-2026-74641

    ALSA: usx2y: bound the hwdep mmap fault offset

    In the Linux kernel, the following vulnerability has been resolved: ALSA: usx2y: bound the hwdep mmap fault offset snd_us428ctls_vm_fault() turns the faulting page offset into a kernel address with no bound of any kind: offset = vmf->pgoff << PAGE_SHIFT; vadd…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu

References

  • report
    https://access.redhat.com/security/cve/CVE-2026-46319
  • report
    https://access.redhat.com/security/cve/CVE-2026-53011
  • report
    https://access.redhat.com/security/cve/CVE-2026-64030
  • report
    https://access.redhat.com/security/cve/CVE-2026-68140
  • report
    https://access.redhat.com/security/cve/CVE-2026-68377
  • report
    https://access.redhat.com/security/cve/CVE-2026-68404
  • report
    https://access.redhat.com/security/cve/CVE-2026-68409
  • report
    https://access.redhat.com/security/cve/CVE-2026-72262
  • report
    https://access.redhat.com/security/cve/CVE-2026-72288
  • report
    https://access.redhat.com/security/cve/CVE-2026-72320
  • report
    https://access.redhat.com/security/cve/CVE-2026-74641
  • report
    https://access.redhat.com/security/cve/CVE-2026-74705
  • report
    https://access.redhat.com/security/cve/CVE-2026-80985
  • report
    https://access.redhat.com/security/cve/CVE-2026-81003
  • report
    https://access.redhat.com/security/cve/CVE-2026-89526
  • report
    https://access.redhat.com/security/cve/CVE-2026-90036
  • report
    https://access.redhat.com/security/cve/CVE-2026-93207
  • report
    https://access.redhat.com/security/cve/CVE-2026-93228
  • report
    https://bugzilla.redhat.com/2486979
  • report
    https://bugzilla.redhat.com/2492286
  • report
    https://bugzilla.redhat.com/2502460
  • report
    https://bugzilla.redhat.com/2513234
  • report
    https://bugzilla.redhat.com/2513277
  • report
    https://bugzilla.redhat.com/2513293
  • report
    https://bugzilla.redhat.com/2513299
  • report
    https://bugzilla.redhat.com/2516526
  • report
    https://bugzilla.redhat.com/2516575
  • report
    https://bugzilla.redhat.com/2516606
  • report
    https://bugzilla.redhat.com/2521436
  • report
    https://bugzilla.redhat.com/2521498
  • report
    https://bugzilla.redhat.com/2532279
  • report
    https://bugzilla.redhat.com/2532309
  • report
    https://bugzilla.redhat.com/2535158
  • report
    https://bugzilla.redhat.com/2540182
  • report
    https://bugzilla.redhat.com/2540230
  • advisory
    https://errata.almalinux.org/9/ALSA-2026-83156.html