RHSA-2026:57580: Important: dracut security update

Published Aug 20, 2026
·
Updated

Important: dracut security update

Other sources

The dracut packages contain an event-driven initial RAM file system (initramfs) generator infrastructure based on the udev device manager. The virtual file system, initramfs, is loaded together with the kernel at boot time and initializes the system, so it can read and boot from the root partition.Security Fix(es): dracut: dracut: Root code execution via DHCP options command injection (CVE-2026-6893) dracut: dracut: root code execution via unescaped error message written to sourced emergency hook script in die() (CVE-2026-15816) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

— Red Hat

Affected Software

48 affected componentsFixes available
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Red Hat Enterprise Linux for Power, little endian - 4 years of support
Red Hat Red Hat Enterprise Linux for ARM 64 - 4 years of updates
Red Hat Red Hat Enterprise Linux for IBM z Systems - 4 years of updates
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Red Hat Enterprise Linux for x86_64 - 4 years of updates
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Update Support
redhat/dracut<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-caps<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-config-generic<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-config-rescue<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-debuginfo<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-debugsource<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-live<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-network<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-squash<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-tools<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-caps<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-config-generic<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-config-rescue<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-debuginfo<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-debugsource<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-live<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-network<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-squash<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-tools<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-caps<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-config-generic<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-config-rescue<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-debuginfo<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-debugsource<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-live<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-network<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-squash<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut-tools<105-4.el10_0.1
105-4.el10_0.1
redhat/dracut<105-4.el10_0.1.aa
105-4.el10_0.1.aa
redhat/dracut-caps<105-4.el10_0.1.aa
105-4.el10_0.1.aa
redhat/dracut-config-generic<105-4.el10_0.1.aa
105-4.el10_0.1.aa
redhat/dracut-config-rescue<105-4.el10_0.1.aa
105-4.el10_0.1.aa
redhat/dracut-debuginfo<105-4.el10_0.1.aa
105-4.el10_0.1.aa
redhat/dracut-debugsource<105-4.el10_0.1.aa
105-4.el10_0.1.aa
redhat/dracut-live<105-4.el10_0.1.aa
105-4.el10_0.1.aa
redhat/dracut-network<105-4.el10_0.1.aa
105-4.el10_0.1.aa
redhat/dracut-squash<105-4.el10_0.1.aa
105-4.el10_0.1.aa
redhat/dracut-tools<105-4.el10_0.1.aa
105-4.el10_0.1.aa

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/dracut to a version that resolves this vulnerability.

    Fixed in 105-4.el10_0.1
  2. Upgrade

    Upgrade redhat/dracut-caps to a version that resolves this vulnerability.

    Fixed in 105-4.el10_0.1
  3. Upgrade

    Upgrade redhat/dracut-config-generic to a version that resolves this vulnerability.

    Fixed in 105-4.el10_0.1
  4. Upgrade

    Upgrade redhat/dracut-config-rescue to a version that resolves this vulnerability.

    Fixed in 105-4.el10_0.1
  5. Upgrade

    Upgrade redhat/dracut-debuginfo to a version that resolves this vulnerability.

    Fixed in 105-4.el10_0.1
  6. Upgrade

    Upgrade redhat/dracut-debugsource to a version that resolves this vulnerability.

    Fixed in 105-4.el10_0.1
  7. Upgrade

    Upgrade redhat/dracut-live to a version that resolves this vulnerability.

    Fixed in 105-4.el10_0.1
  8. Upgrade

    Upgrade redhat/dracut-network to a version that resolves this vulnerability.

    Fixed in 105-4.el10_0.1
  9. Upgrade

    Upgrade redhat/dracut-squash to a version that resolves this vulnerability.

    Fixed in 105-4.el10_0.1
  10. Upgrade

    Upgrade redhat/dracut-tools to a version that resolves this vulnerability.

    Fixed in 105-4.el10_0.1
  11. Upgrade

    Upgrade redhat/dracut to a version that resolves this vulnerability.

    Fixed in 105-4.el10_0.1.aa
  12. Upgrade

    Upgrade redhat/dracut-caps to a version that resolves this vulnerability.

    Fixed in 105-4.el10_0.1.aa
  13. Upgrade

    Upgrade redhat/dracut-config-generic to a version that resolves this vulnerability.

    Fixed in 105-4.el10_0.1.aa
  14. Upgrade

    Upgrade redhat/dracut-config-rescue to a version that resolves this vulnerability.

    Fixed in 105-4.el10_0.1.aa
  15. Upgrade

    Upgrade redhat/dracut-debuginfo to a version that resolves this vulnerability.

    Fixed in 105-4.el10_0.1.aa
  16. Upgrade

    Upgrade redhat/dracut-debugsource to a version that resolves this vulnerability.

    Fixed in 105-4.el10_0.1.aa
  17. Upgrade

    Upgrade redhat/dracut-live to a version that resolves this vulnerability.

    Fixed in 105-4.el10_0.1.aa
  18. Upgrade

    Upgrade redhat/dracut-network to a version that resolves this vulnerability.

    Fixed in 105-4.el10_0.1.aa
  19. Upgrade

    Upgrade redhat/dracut-squash to a version that resolves this vulnerability.

    Fixed in 105-4.el10_0.1.aa
  20. Upgrade

    Upgrade redhat/dracut-tools to a version that resolves this vulnerability.

    Fixed in 105-4.el10_0.1.aa
  21. Upgrade

    Upgrade dracut to a version that resolves this vulnerability.

    Patch CVE-2026-15816
  22. Upgrade

    Upgrade dracut to a version that resolves this vulnerability.

    Patch CVE-2026-6893

Event History

Aug 20, 2026
Advisory Published
via Red Hat·12:00 AM
Data Sourced
via Red Hat·12:00 AM
RemedyDescriptionAffected Software
Advisory Published
via Red Hat·03:42 PM
Data Sourced
via Red Hat·03:42 PM
Severity

Frequently Asked Questions

1

Which RHEL environments are covered by this update?

The update covers Red Hat Enterprise Linux for x86_64, ARM 64, IBM z Systems, and Power little endian systems in both the listed 4-year updates and Extended Update Support channels.

2

How urgent is this update?

The advisory is classified as Important and has a high severity rating of 7. It was published and last modified on 2026-08-20.

Company

Resources

Contact

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