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OpenAdvisories
Critical RHSA-2025:4339 1 CVE

Red Hat Security Advisory: kernel security update

Published Apr 30, 2025 · Updated Jul 30, 2026

Ecosystem: Red Hat

Fixed packages 85

ReleasePackageFixed in
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream bpftool-debuginfo 0:7.0.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream kernel-64k-debug-debuginfo 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream kernel-64k-debug-devel 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream kernel-64k-debug-devel-matched 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream kernel-64k-debuginfo 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream kernel-64k-devel 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream kernel-64k-devel-matched 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream kernel-debug-debuginfo 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream kernel-debug-devel 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream kernel-debug-devel-matched 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream kernel-debuginfo 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream kernel-debuginfo-common-aarch64 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream kernel-debuginfo-common-ppc64le 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream kernel-debuginfo-common-s390x 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream kernel-debuginfo-common-x86_64 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream kernel-devel 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream kernel-devel-matched 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream kernel-doc 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream kernel-tools-debuginfo 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream kernel-zfcpdump-debuginfo 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream kernel-zfcpdump-devel 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream kernel-zfcpdump-devel-matched 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream perf 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream perf-debuginfo 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream python3-perf-debuginfo 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::appstream rtla 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos bpftool 0:7.0.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos bpftool-debuginfo 0:7.0.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-64k 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-64k-core 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-64k-debug 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-64k-debug-core 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-64k-debug-debuginfo 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-64k-debug-modules 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-64k-debug-modules-core 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-64k-debug-modules-extra 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-64k-debuginfo 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-64k-modules 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-64k-modules-core 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-64k-modules-extra 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-abi-stablelists 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-core 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-debug 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-debug-core 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-debug-debuginfo 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-debug-modules 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-debug-modules-core 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-debug-modules-extra 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-debug-uki-virt 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-debuginfo 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-debuginfo-common-aarch64 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-debuginfo-common-ppc64le 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-debuginfo-common-s390x 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-debuginfo-common-x86_64 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-modules 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-modules-core 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-modules-extra 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-tools 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-tools-debuginfo 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-tools-libs 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-uki-virt 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-zfcpdump 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-zfcpdump-core 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-zfcpdump-debuginfo 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-zfcpdump-modules 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-zfcpdump-modules-core 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos kernel-zfcpdump-modules-extra 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos perf-debuginfo 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos python3-perf 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::baseos python3-perf-debuginfo 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::crb bpftool-debuginfo 0:7.0.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::crb kernel-64k-debug-debuginfo 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::crb kernel-64k-debuginfo 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::crb kernel-debug-debuginfo 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::crb kernel-debuginfo 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::crb kernel-debuginfo-common-aarch64 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::crb kernel-debuginfo-common-ppc64le 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::crb kernel-debuginfo-common-s390x 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::crb kernel-debuginfo-common-x86_64 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::crb kernel-tools-debuginfo 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::crb kernel-tools-libs-devel 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::crb kernel-zfcpdump-debuginfo 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::crb perf-debuginfo 0:5.14.0-284.115.1.el9_2
Red Hat · RHEL 9.2 EUS rhel_eus:9.2::crb python3-perf-debuginfo 0:5.14.0-284.115.1.el9_2

Vulnerabilities 1

  • Critical 9.8
    CVE-2025-21927

    nvme-tcp: fix potential memory corruption in nvme_tcp_recv_pdu()

    In the Linux kernel, the following vulnerability has been resolved: nvme-tcp: fix potential memory corruption in nvme_tcp_recv_pdu() nvme_tcp_recv_pdu() doesn't check the validity of the header length. When header digests are enabled, a target might send a pa…

    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=2356593
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhsa-2025_4339.json
  • report
    https://access.redhat.com/security/cve/CVE-2025-21927
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-21927
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-21927
  • article
    https://lore.kernel.org/linux-cve-announce/2025040133-CVE-2025-21927-36d6@gregkh/T