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ALSA-2025:19103

ALSA-2025:19103 · Moderate: kernel-rt security update

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

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: Bluetooth: L2CAP: fix "bad unlock balance" in l2cap_disconnect_rsp (CVE-2023-53297) * kernel: efivarfs: Fix slab-out-of-bounds in efivarfs_d_compare (CVE-2025-39817) * kernel: Bluetooth: Fix potential use-after-free when clear keys (CVE-2023-53386) * kernel: Bluetooth: L2CAP: Fix user-after-free (CVE-2022-50386) * kernel: wifi: cfg80211: sme: cap SSID length in __cfg80211_connect_result() (CVE-2025-39849) * kernel: scsi: lpfc: Fix buffer free/clear order in deferred receive path (CVE-2025-39841) 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
Updated

Stack: system

Affected products and versions

  • kernel-rt AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.81.1.rt7.422.el8_10

    Update to 4.18.0-553.81.1.rt7.422.el8_10

  • kernel-rt-core AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.81.1.rt7.422.el8_10

    Update to 4.18.0-553.81.1.rt7.422.el8_10

  • kernel-rt-debug AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.81.1.rt7.422.el8_10

    Update to 4.18.0-553.81.1.rt7.422.el8_10

  • kernel-rt-debug-core AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.81.1.rt7.422.el8_10

    Update to 4.18.0-553.81.1.rt7.422.el8_10

  • kernel-rt-debug-devel AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.81.1.rt7.422.el8_10

    Update to 4.18.0-553.81.1.rt7.422.el8_10

  • kernel-rt-debug-modules AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.81.1.rt7.422.el8_10

    Update to 4.18.0-553.81.1.rt7.422.el8_10

  • kernel-rt-debug-modules-extra AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.81.1.rt7.422.el8_10

    Update to 4.18.0-553.81.1.rt7.422.el8_10

  • kernel-rt-devel AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.81.1.rt7.422.el8_10

    Update to 4.18.0-553.81.1.rt7.422.el8_10

  • kernel-rt-modules AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.81.1.rt7.422.el8_10

    Update to 4.18.0-553.81.1.rt7.422.el8_10

  • kernel-rt-modules-extra AlmaLinux:8

    Affected ranges
    • ECOSYSTEM: < 4.18.0-553.81.1.rt7.422.el8_10

    Update to 4.18.0-553.81.1.rt7.422.el8_10

Original sources

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