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OpenAdvisories
High RHSA-2026:36956 4 CVEs

Red Hat Security Advisory: kernel security update

Published Jul 9, 2026 · Updated Oct 14, 2026

Ecosystem: Red Hat

Fixed packages 90

ReleasePackageFixed in
Red Hat · RHEL 10 enterprise_linux:10.2 kernel 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-64k 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-64k-core 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-64k-debug 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-64k-debug-core 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-64k-debug-debuginfo 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-64k-debug-devel 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-64k-debug-devel-matched 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-64k-debug-modules 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-64k-debug-modules-core 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-64k-debug-modules-extra 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-64k-debuginfo 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-64k-devel 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-64k-devel-matched 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-64k-modules 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-64k-modules-core 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-64k-modules-extra 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-abi-stablelists 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-core 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-debug 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-debug-core 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-debug-debuginfo 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-debug-devel 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-debug-devel-matched 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-debug-modules 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-debug-modules-core 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-debug-modules-extra 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-debug-uki-virt 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-debuginfo 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-debuginfo-common-aarch64 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-debuginfo-common-ppc64le 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-debuginfo-common-s390x 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-debuginfo-common-x86_64 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-devel 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-devel-matched 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-doc 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-modules 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-modules-core 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-modules-extra 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-modules-extra-matched 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-64k 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-64k-core 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-64k-debug 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-64k-debug-core 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-64k-debug-debuginfo 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-64k-debug-devel 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-64k-debug-modules 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-64k-debug-modules-core 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-64k-debug-modules-extra 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-64k-debuginfo 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-64k-devel 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-64k-modules 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-64k-modules-core 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-64k-modules-extra 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-core 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-debug 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-debug-core 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-debug-debuginfo 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-debug-devel 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-debug-modules 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-debug-modules-core 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-debug-modules-extra 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-debuginfo 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-devel 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-modules 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-modules-core 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-rt-modules-extra 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-tools 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-tools-debuginfo 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-tools-libs 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-tools-libs-devel 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-uki-virt 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-uki-virt-addons 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-zfcpdump 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-zfcpdump-core 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-zfcpdump-debuginfo 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-zfcpdump-devel 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-zfcpdump-devel-matched 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-zfcpdump-modules 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-zfcpdump-modules-core 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 kernel-zfcpdump-modules-extra 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 libperf 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 libperf-debuginfo 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 perf 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 perf-debuginfo 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 python3-perf 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 python3-perf-debuginfo 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 rtla 0:6.12.0-211.32.1.el10_2
Red Hat · RHEL 10 enterprise_linux:10.2 rv 0:6.12.0-211.32.1.el10_2

Vulnerabilities 4

  • High 8.8
    CVE-2026-46113

    KVM: x86: Fix shadow paging use-after-free due to unexpected GFN

    In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix shadow paging use-after-free due to unexpected GFN The shadow MMU computes GFNs for direct shadow pages using sp->gfn plus the SPTE index. This assumption breaks for shadow pagi…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • High 8.8
    CVE-2026-53359 Public exploit

    KVM: x86: Fix shadow paging use-after-free due to unexpected role

    In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix shadow paging use-after-free due to unexpected role Commit 0cb2af2ea66ad ("KVM: x86: Fix shadow paging use-after-free due to unexpected GFN") fixed a shadow paging mismatch betw…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • High 7.8
    CVE-2025-71066

    net/sched: ets: Always remove class from active list before deleting in ets_qdisc_change

    In the Linux kernel, the following vulnerability has been resolved: net/sched: ets: Always remove class from active list before deleting in ets_qdisc_change zdi-disclosures@trendmicro.com says: The vulnerability is a race condition between `ets_qdisc_dequeue`…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • High 7.8
    CVE-2026-46227

    sctp: revalidate list cursor after sctp_sendmsg_to_asoc() in SCTP_SENDALL

    In the Linux kernel, the following vulnerability has been resolved: sctp: revalidate list cursor after sctp_sendmsg_to_asoc() in SCTP_SENDALL The SCTP_SENDALL path in sctp_sendmsg() iterates ep->asocs with list_for_each_entry_safe(), which caches the next ent…

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

References

  • article
    https://access.redhat.com/security/updates/classification/#important
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2429036
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2482564
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2482587
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2497033
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_36956.json
  • report
    https://access.redhat.com/security/cve/CVE-2025-71066
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-71066
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-71066
  • article
    https://lore.kernel.org/linux-cve-announce/2026011323-CVE-2025-71066-f1fa@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2026-46113
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-46113
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-46113
  • article
    https://lore.kernel.org/linux-cve-announce/2026052813-CVE-2026-46113-f083@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2026-46227
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-46227
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-46227
  • article
    https://lore.kernel.org/linux-cve-announce/2026052838-CVE-2026-46227-4bf1@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2026-53359
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-53359
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-53359
  • article
    https://lore.kernel.org/linux-cve-announce/2026070403-CVE-2026-53359-4f57@gregkh/T
  • article
    https://www.openwall.com/lists/oss-security/2026/07/06/7