RHSA-2026:64770

Description

Red Hat Security Advisory: kernel-rt security update

CVSS Metrics

• v3.1•HIGH•Score: 8.1CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Affected Systems

• redhat•kernel-rt

  < 0:4.18.0-553.160.1.rt7.501.el8_10 | < 0:4.18.0-553.160.1.rt7.501.el8_10

• redhat•kernel-rt-core

  < 0:4.18.0-553.160.1.rt7.501.el8_10 | < 0:4.18.0-553.160.1.rt7.501.el8_10

• redhat•kernel-rt-debug

  < 0:4.18.0-553.160.1.rt7.501.el8_10 | < 0:4.18.0-553.160.1.rt7.501.el8_10

• redhat•kernel-rt-debug-core

  < 0:4.18.0-553.160.1.rt7.501.el8_10 | < 0:4.18.0-553.160.1.rt7.501.el8_10

• redhat•kernel-rt-debug-debuginfo

  < 0:4.18.0-553.160.1.rt7.501.el8_10 | < 0:4.18.0-553.160.1.rt7.501.el8_10

• redhat•kernel-rt-debug-devel

  < 0:4.18.0-553.160.1.rt7.501.el8_10 | < 0:4.18.0-553.160.1.rt7.501.el8_10

• redhat•kernel-rt-debug-kvm

  < 0:4.18.0-553.160.1.rt7.501.el8_10

• redhat•kernel-rt-debug-modules

  < 0:4.18.0-553.160.1.rt7.501.el8_10 | < 0:4.18.0-553.160.1.rt7.501.el8_10

• redhat•kernel-rt-debug-modules-extra

  < 0:4.18.0-553.160.1.rt7.501.el8_10 | < 0:4.18.0-553.160.1.rt7.501.el8_10

• redhat•kernel-rt-debuginfo

  < 0:4.18.0-553.160.1.rt7.501.el8_10 | < 0:4.18.0-553.160.1.rt7.501.el8_10

• redhat•kernel-rt-debuginfo-common-x86_64

  < 0:4.18.0-553.160.1.rt7.501.el8_10 | < 0:4.18.0-553.160.1.rt7.501.el8_10

• redhat•kernel-rt-devel

  < 0:4.18.0-553.160.1.rt7.501.el8_10 | < 0:4.18.0-553.160.1.rt7.501.el8_10

• redhat•kernel-rt-kvm

  < 0:4.18.0-553.160.1.rt7.501.el8_10

• redhat•kernel-rt-modules

  < 0:4.18.0-553.160.1.rt7.501.el8_10 | < 0:4.18.0-553.160.1.rt7.501.el8_10

• redhat•kernel-rt-modules-extra

  < 0:4.18.0-553.160.1.rt7.501.el8_10 | < 0:4.18.0-553.160.1.rt7.501.el8_10

References (38)

• https://access.redhat.com/errata/RHSA-2026:64770
• https://access.redhat.com/security/updates/classification/#important
• https://bugzilla.redhat.com/show_bug.cgi?id=2479812
• https://bugzilla.redhat.com/show_bug.cgi?id=2492329
• https://bugzilla.redhat.com/show_bug.cgi?id=2502361
• https://bugzilla.redhat.com/show_bug.cgi?id=2510892
• https://bugzilla.redhat.com/show_bug.cgi?id=2513373
• https://bugzilla.redhat.com/show_bug.cgi?id=2516731
• https://bugzilla.redhat.com/show_bug.cgi?id=2517046
• https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_64770.json
• https://access.redhat.com/security/cve/CVE-2026-43493
• https://www.cve.org/CVERecord?id=CVE-2026-43493
• https://nvd.nist.gov/vuln/detail/CVE-2026-43493
• https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-43493.mbox
• https://access.redhat.com/security/cve/CVE-2026-53002
• https://www.cve.org/CVERecord?id=CVE-2026-53002
• https://nvd.nist.gov/vuln/detail/CVE-2026-53002
• https://lore.kernel.org/linux-cve-announce/2026062447-CVE-2026-53002-8577@gregkh/T
• https://access.redhat.com/security/cve/CVE-2026-64007
• https://www.cve.org/CVERecord?id=CVE-2026-64007
• https://nvd.nist.gov/vuln/detail/CVE-2026-64007
• https://lore.kernel.org/linux-cve-announce/2026071908-CVE-2026-64007-5e61@gregkh/T
• https://access.redhat.com/security/cve/CVE-2026-64563
• https://www.cve.org/CVERecord?id=CVE-2026-64563
• https://nvd.nist.gov/vuln/detail/CVE-2026-64563
• https://lore.kernel.org/linux-cve-announce/2026080404-CVE-2026-64563-9d7f@gregkh/T
• https://access.redhat.com/security/cve/CVE-2026-68343
• https://www.cve.org/CVERecord?id=CVE-2026-68343
• https://nvd.nist.gov/vuln/detail/CVE-2026-68343
• https://lore.kernel.org/linux-cve-announce/2026081037-CVE-2026-68343-843c@gregkh/T
• https://access.redhat.com/security/cve/CVE-2026-72129
• https://www.cve.org/CVERecord?id=CVE-2026-72129
• https://nvd.nist.gov/vuln/detail/CVE-2026-72129
• https://lore.kernel.org/linux-cve-announce/2026081530-CVE-2026-72129-841e@gregkh/T
• https://access.redhat.com/security/cve/CVE-2026-74480
• https://www.cve.org/CVERecord?id=CVE-2026-74480
• https://nvd.nist.gov/vuln/detail/CVE-2026-74480
• https://lore.kernel.org/linux-cve-announce/2026081536-CVE-2026-74480-e620@gregkh/T