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Critical RHSA-2026:72628 2 CVEs

Red Hat Security Advisory: kpatch-patch-5_14_0-284_134_1, kpatch-patch-5_14_0-284_148_1, kpatch-patch-5_14_0-284_158_1, kpatch-patch-5_14_0-284_172_1, and kpatch-patch-5_14_0-284_188_1 security update

Published Sep 29, 2026 · Updated Oct 17, 2026

Ecosystem: Red Hat

Fixed packages 15

ReleasePackageFixed in
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::baseos kpatch-patch-5_14_0-284_134_1 0:1-16.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::baseos kpatch-patch-5_14_0-284_134_1-debuginfo 0:1-16.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::baseos kpatch-patch-5_14_0-284_134_1-debugsource 0:1-16.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::baseos kpatch-patch-5_14_0-284_148_1 0:1-14.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::baseos kpatch-patch-5_14_0-284_148_1-debuginfo 0:1-14.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::baseos kpatch-patch-5_14_0-284_148_1-debugsource 0:1-14.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::baseos kpatch-patch-5_14_0-284_158_1 0:1-12.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::baseos kpatch-patch-5_14_0-284_158_1-debuginfo 0:1-12.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::baseos kpatch-patch-5_14_0-284_158_1-debugsource 0:1-12.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::baseos kpatch-patch-5_14_0-284_172_1 0:1-9.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::baseos kpatch-patch-5_14_0-284_172_1-debuginfo 0:1-9.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::baseos kpatch-patch-5_14_0-284_172_1-debugsource 0:1-9.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::baseos kpatch-patch-5_14_0-284_188_1 0:1-1.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::baseos kpatch-patch-5_14_0-284_188_1-debuginfo 0:1-1.el9_2
Red Hat · RHEL 9.2 E4S rhel_e4s:9.2::baseos kpatch-patch-5_14_0-284_188_1-debugsource 0:1-1.el9_2

Vulnerabilities 2

  • 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 7.0
    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=2482588
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2520980
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_72628.json
  • 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