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OpenAdvisories
High RHSA-2026:5727 3 CVEs

Red Hat Security Advisory: kernel security update

Published Mar 25, 2026 · Updated Nov 13, 2026

Ecosystem: Red Hat

Fixed packages 24

ReleasePackageFixed in
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos bpftool 0:4.18.0-193.190.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos bpftool-debuginfo 0:4.18.0-193.190.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel 0:4.18.0-193.190.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-abi-whitelists 0:4.18.0-193.190.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-core 0:4.18.0-193.190.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-debug 0:4.18.0-193.190.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-debug-core 0:4.18.0-193.190.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-debug-debuginfo 0:4.18.0-193.190.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-debug-devel 0:4.18.0-193.190.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-debug-modules 0:4.18.0-193.190.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-debug-modules-extra 0:4.18.0-193.190.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-debuginfo 0:4.18.0-193.190.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-debuginfo-common-x86_64 0:4.18.0-193.190.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-devel 0:4.18.0-193.190.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-doc 0:4.18.0-193.190.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-modules 0:4.18.0-193.190.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-modules-extra 0:4.18.0-193.190.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-tools 0:4.18.0-193.190.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-tools-debuginfo 0:4.18.0-193.190.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos kernel-tools-libs 0:4.18.0-193.190.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos perf 0:4.18.0-193.190.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos perf-debuginfo 0:4.18.0-193.190.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos python3-perf 0:4.18.0-193.190.1.el8_2
Red Hat · RHEL 8.2 AUS rhel_aus:8.2::baseos python3-perf-debuginfo 0:4.18.0-193.190.1.el8_2

Vulnerabilities 3

  • High 7.8
    CVE-2025-38024

    RDMA/rxe: Fix slab-use-after-free Read in rxe_queue_cleanup bug

    In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix slab-use-after-free Read in rxe_queue_cleanup bug Call Trace: <TASK> __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x7d/0xa0 lib/dump_stack.c:120 print_address_descri…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • High 7.5
    CVE-2025-40240

    sctp: avoid NULL dereference when chunk data buffer is missing

    In the Linux kernel, the following vulnerability has been resolved: sctp: avoid NULL dereference when chunk data buffer is missing chunk->skb pointer is dereferenced in the if-block where it's supposed to be NULL only. chunk->skb can only be NULL if chunk->he…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • High 7.5
    CVE-2025-71085

    ipv6: BUG() in pskb_expand_head() as part of calipso_skbuff_setattr()

    In the Linux kernel, the following vulnerability has been resolved: ipv6: BUG() in pskb_expand_head() as part of calipso_skbuff_setattr() There exists a kernel oops caused by a BUG_ON(nhead < 0) at net/core/skbuff.c:2232 in pskb_expand_head(). This bug is tri…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu

References

  • article
    https://access.redhat.com/security/updates/classification/#moderate
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2373354
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2418832
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2429026
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_5727.json
  • report
    https://access.redhat.com/security/cve/CVE-2025-38024
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-38024
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-38024
  • article
    https://lore.kernel.org/linux-cve-announce/2025061847-CVE-2025-38024-2904@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-40240
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-40240
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-40240
  • article
    https://kernelcve.org/list/?q=CVE-2025-40240
  • article
    https://lore.kernel.org/linux-cve-announce/2025120403-CVE-2025-40240-745a@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2025-71085
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2025-71085
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2025-71085
  • article
    https://lore.kernel.org/linux-cve-announce/2026011340-CVE-2025-71085-e6c1@gregkh/T