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Critical RHSA-2026:72830 4 CVEs

Red Hat Security Advisory: kpatch-patch-5_14_0-570_116_1, kpatch-patch-5_14_0-570_135_1, kpatch-patch-5_14_0-570_39_1, kpatch-patch-5_14_0-570_66_1, and kpatch-patch-5_14_0-570_94_1 security update

Published Sep 30, 2026 · Updated Oct 17, 2026

Ecosystem: Red Hat

Fixed packages 15

ReleasePackageFixed in
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::baseos kpatch-patch-5_14_0-570_116_1 0:1-10.el9_6
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::baseos kpatch-patch-5_14_0-570_116_1-debuginfo 0:1-10.el9_6
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::baseos kpatch-patch-5_14_0-570_116_1-debugsource 0:1-10.el9_6
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::baseos kpatch-patch-5_14_0-570_135_1 0:1-1.el9_6
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::baseos kpatch-patch-5_14_0-570_135_1-debuginfo 0:1-1.el9_6
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::baseos kpatch-patch-5_14_0-570_135_1-debugsource 0:1-1.el9_6
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::baseos kpatch-patch-5_14_0-570_39_1 0:1-16.el9_6
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::baseos kpatch-patch-5_14_0-570_39_1-debuginfo 0:1-16.el9_6
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::baseos kpatch-patch-5_14_0-570_39_1-debugsource 0:1-16.el9_6
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::baseos kpatch-patch-5_14_0-570_66_1 0:1-15.el9_6
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::baseos kpatch-patch-5_14_0-570_66_1-debuginfo 0:1-15.el9_6
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::baseos kpatch-patch-5_14_0-570_66_1-debugsource 0:1-15.el9_6
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::baseos kpatch-patch-5_14_0-570_94_1 0:1-13.el9_6
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::baseos kpatch-patch-5_14_0-570_94_1-debuginfo 0:1-13.el9_6
Red Hat · RHEL 9.6 EUS rhel_eus:9.6::baseos kpatch-patch-5_14_0-570_94_1-debugsource 0:1-13.el9_6

Vulnerabilities 4

  • Critical 9.8
    CVE-2026-74581

    net: ipv6: clear suppressed fib6 rule result

    In the Linux kernel, the following vulnerability has been resolved: net: ipv6: clear suppressed fib6 rule result fib6_rule_suppress() drops a suppressed route with ip6_rt_put_flags(), but leaves res->rt6 pointing at the released rt6_info. If no later rule sup…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • High 7.8
    CVE-2026-45852

    RDMA/rxe: Fix double free in rxe_srq_from_init

    In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix double free in rxe_srq_from_init In rxe_srq_from_init(), the queue pointer 'q' is assigned to 'srq->rq.queue' before copying the SRQ number to user space. If copy_to_user() fail…

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu
  • High 7.8
    CVE-2026-46145

    RDMA/mana: Validate rx_hash_key_len

    In the Linux kernel, the following vulnerability has been resolved: RDMA/mana: Validate rx_hash_key_len Sashiko points out that rx_hash_key_len comes from a uAPI structure and is blindly passed to memcpy, allowing the userspace to trash kernel memory. Bounds …

    Linux Linux linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux
  • High 7.0
    CVE-2026-46189

    RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path

    In the Linux kernel, the following vulnerability has been resolved: RDMA/vmw_pvrdma: Fix double free on pvrdma_alloc_ucontext() error path Sashiko points out that pvrdma_uar_free() is already called within pvrdma_dealloc_ucontext(), so calling it before trigg…

    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=2482166
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2482581
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2482588
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2520980
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_72830.json
  • report
    https://access.redhat.com/security/cve/CVE-2026-45852
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-45852
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-45852
  • article
    https://lore.kernel.org/linux-cve-announce/2026052708-CVE-2026-45852-fcf9@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2026-46145
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-46145
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-46145
  • article
    https://lore.kernel.org/linux-cve-announce/2026052821-CVE-2026-46145-e347@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2026-46189
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-46189
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-46189
  • article
    https://lore.kernel.org/linux-cve-announce/2026052831-CVE-2026-46189-c188@gregkh/T
  • report
    https://access.redhat.com/security/cve/CVE-2026-74581
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-74581
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-74581
  • article
    https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6aea62e433fe1b586202a5fee8b5807ce635e1d7