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OpenAdvisories
High RHSA-2025:17776 3 CVEs

Red Hat Security Advisory: kernel security update

Published Oct 13, 2025 · Updated Jul 30, 2026

Ecosystem: Red Hat

Fixed packages 91

ReleasePackageFixed in
Red Hat · RHEL 10 enterprise_linux:10.0 kernel 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-64k 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-64k-core 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-64k-debug 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-64k-debug-core 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-64k-debug-debuginfo 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-64k-debug-devel 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-64k-debug-devel-matched 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-64k-debug-modules 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-64k-debug-modules-core 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-64k-debug-modules-extra 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-64k-debuginfo 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-64k-devel 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-64k-devel-matched 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-64k-modules 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-64k-modules-core 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-64k-modules-extra 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-abi-stablelists 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-core 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-debug 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-debug-core 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-debug-debuginfo 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-debug-devel 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-debug-devel-matched 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-debug-modules 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-debug-modules-core 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-debug-modules-extra 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-debug-uki-virt 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-debuginfo 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-debuginfo-common-aarch64 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-debuginfo-common-ppc64le 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-debuginfo-common-s390x 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-debuginfo-common-x86_64 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-devel 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-devel-matched 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-doc 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-modules 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-modules-core 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-modules-extra 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-64k 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-64k-core 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-64k-debug 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-64k-debug-core 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-64k-debug-debuginfo 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-64k-debug-devel 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-64k-debug-modules 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-64k-debug-modules-core 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-64k-debug-modules-extra 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-64k-debuginfo 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-64k-devel 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-64k-modules 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-64k-modules-core 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-64k-modules-extra 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-core 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-debug 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-debug-core 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-debug-debuginfo 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-debug-devel 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-debug-kvm 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-debug-modules 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-debug-modules-core 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-debug-modules-extra 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-debuginfo 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-devel 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-kvm 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-modules 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-modules-core 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-rt-modules-extra 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-tools 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-tools-debuginfo 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-tools-libs 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-tools-libs-devel 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-uki-virt 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-uki-virt-addons 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-zfcpdump 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-zfcpdump-core 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-zfcpdump-debuginfo 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-zfcpdump-devel 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-zfcpdump-devel-matched 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-zfcpdump-modules 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-zfcpdump-modules-core 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 kernel-zfcpdump-modules-extra 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 libperf 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 libperf-debuginfo 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 perf 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 perf-debuginfo 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 python3-perf 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 python3-perf-debuginfo 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 rtla 0:6.12.0-55.39.1.el10_0
Red Hat · RHEL 10 enterprise_linux:10.0 rv 0:6.12.0-55.39.1.el10_0

Vulnerabilities 3

  • High 8.8
    CVE-2025-39761

    wifi: ath12k: Decrement TID on RX peer frag setup error handling

    In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: Decrement TID on RX peer frag setup error handling Currently, TID is not decremented before peer cleanup, during error handling path of ath12k_dp_rx_peer_frag_setup(). This coul…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • Unscored —
    CVE-2025-38556

    HID: core: Harden s32ton() against conversion to 0 bits

    In the Linux kernel, the following vulnerability has been resolved: HID: core: Harden s32ton() against conversion to 0 bits Testing by the syzbot fuzzer showed that the HID core gets a shift-out-of-bounds exception when it tries to convert a 32-bit quantity t…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • Unscored —
    CVE-2025-39757

    ALSA: usb-audio: Validate UAC3 cluster segment descriptors

    In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Validate UAC3 cluster segment descriptors UAC3 class segment descriptors need to be verified whether their sizes match with the declared lengths and whether they fit with the…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux

References

  • article
    https://access.redhat.com/security/updates/classification/#moderate
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2389456
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2394606
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2394615
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_17776.json
  • report
    https://access.redhat.com/security/cve/CVE-2025-38556
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-38556
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-38556
  • article
    https://lore.kernel.org/linux-cve-announce/2025081905-CVE-2025-38556-521e@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-39757
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-39757
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-39757
  • article
    https://lore.kernel.org/linux-cve-announce/2025091144-CVE-2025-39757-e212@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-39761
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-39761
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-39761
  • article
    https://lore.kernel.org/linux-cve-announce/2025091146-CVE-2025-39761-939b@gregkh/T