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alsa-2026:67469
Vulnerability from osv_almalinux
Published
2026-09-15 00:00
Modified
2026-09-15 08:14
Summary
Important: kernel-rt security update
Details

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: EDAC/bluefield: Fix potential integer overflow (CVE-2024-53161)
  • kernel: wifi: mac80211: Discard Beacon frames to non-broadcast address (CVE-2025-71127)
  • kernel: KVM: nSVM: Always use vmcb01 in VMLOAD/VMSAVE emulation (CVE-2026-43133)
  • kernel: net: qrtr: fix refcount saturation and potential UAF in qrtr_port_remove (CVE-2026-52947)
  • kernel: wifi: nl80211: reject oversized EMA RNR lists (CVE-2026-53182)
  • kernel: blk-cgroup: fix UAF in __blkcg_rstat_flush() (CVE-2026-63802)
  • kernel: scsi: scsi_transport_fc: Widen FPIN pname walker counter to u32 (CVE-2026-63889)
  • kernel: wifi: mac80211: capture fast-RX rate before mesh reuses skb->cb (CVE-2026-64117)
  • kernel: Linux kernel: ath9k Wi-Fi driver use-after-free vulnerability leading to system crash (CVE-2026-68363)
  • kernel: net: qrtr: restrict socket creation to the initial network namespace (CVE-2026-68294)
  • kernel: dm-verity: fix buffer overflow in FEC calculation (CVE-2026-72098)
  • kernel: scsi: libiscsi_tcp: Bound SCSI Response data segment to the connection buffer (CVE-2026-74556)

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.

References
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "kernel-rt"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "4.18.0-553.163.1.rt7.504.el8_10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "kernel-rt-core"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "4.18.0-553.163.1.rt7.504.el8_10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "kernel-rt-debug"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "4.18.0-553.163.1.rt7.504.el8_10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "kernel-rt-debug-core"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "4.18.0-553.163.1.rt7.504.el8_10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "kernel-rt-debug-devel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "4.18.0-553.163.1.rt7.504.el8_10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "kernel-rt-debug-modules"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "4.18.0-553.163.1.rt7.504.el8_10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "kernel-rt-debug-modules-extra"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "4.18.0-553.163.1.rt7.504.el8_10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "kernel-rt-devel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "4.18.0-553.163.1.rt7.504.el8_10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "kernel-rt-modules"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "4.18.0-553.163.1.rt7.504.el8_10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "kernel-rt-modules-extra"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "4.18.0-553.163.1.rt7.504.el8_10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "details": "The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.  \n\nSecurity Fix(es):  \n\n  * kernel: EDAC/bluefield: Fix potential integer overflow (CVE-2024-53161)\n  * kernel: wifi: mac80211: Discard Beacon frames to non-broadcast address (CVE-2025-71127)\n  * kernel: KVM: nSVM: Always use vmcb01 in VMLOAD/VMSAVE emulation (CVE-2026-43133)\n  * kernel: net: qrtr: fix refcount saturation and potential UAF in qrtr_port_remove (CVE-2026-52947)\n  * kernel: wifi: nl80211: reject oversized EMA RNR lists (CVE-2026-53182)\n  * kernel: blk-cgroup: fix UAF in __blkcg_rstat_flush() (CVE-2026-63802)\n  * kernel: scsi: scsi_transport_fc: Widen FPIN pname walker counter to u32 (CVE-2026-63889)\n  * kernel: wifi: mac80211: capture fast-RX rate before mesh reuses skb-\u003ecb (CVE-2026-64117)\n  * kernel: Linux kernel: ath9k Wi-Fi driver use-after-free vulnerability leading to system crash (CVE-2026-68363)\n  * kernel: net: qrtr: restrict socket creation to the initial network namespace (CVE-2026-68294)\n  * kernel: dm-verity: fix buffer overflow in FEC calculation (CVE-2026-72098)\n  * kernel: scsi: libiscsi_tcp: Bound SCSI Response data segment to the connection buffer (CVE-2026-74556)\n\n\nFor 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.\n",
  "id": "ALSA-2026:67469",
  "modified": "2026-09-15T08:14:01Z",
  "published": "2026-09-15T00:00:00Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:67469"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2024-53161"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2025-71127"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-43133"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-52947"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-53182"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-63802"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-63889"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-64117"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-68294"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-68363"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-72098"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2026-74556"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2333977"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2429587"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2467065"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2492432"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2492722"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2502251"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2502320"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2502477"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2513286"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2513353"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2516501"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2517010"
    },
    {
      "type": "ADVISORY",
      "url": "https://errata.almalinux.org/8/ALSA-2026-67469.html"
    }
  ],
  "related": [
    "CVE-2024-53161",
    "CVE-2025-71127",
    "CVE-2026-43133",
    "CVE-2026-52947",
    "CVE-2026-53182",
    "CVE-2026-63802",
    "CVE-2026-63889",
    "CVE-2026-64117",
    "CVE-2026-68363",
    "CVE-2026-68294",
    "CVE-2026-72098",
    "CVE-2026-74556"
  ],
  "summary": "Important: kernel-rt security update"
}



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