CVE record · CVE-2026-15816

Dracut: dracut: root code execution via unescaped error message written to sourced emergency hook script in die()

CVSS 7.5 HighEPSS 0.0037 · 31st percentile

Published by the CVE Program (CNA: redhat) at 7 Aug 2026, 10:33 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Red Hat	Red Hat Enterprise Linux 10 Package name: dracut https://access.redhat.com/downloads/content/package-browser/	unaffected 0:107-9.el10_2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 10.0 Extended Update Support Package name: dracut https://access.redhat.com/downloads/content/package-browser/	unaffected 0:105-4.el10_0.1 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION Package name: dracut https://access.redhat.com/downloads/content/package-browser/	unaffected 0:004-413.el6_10 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION Package name: dracut https://access.redhat.com/downloads/content/package-browser/	unaffected 0:004-414.el6_10 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 7 Extended Lifecycle Support Package name: dracut https://access.redhat.com/downloads/content/package-browser/	unaffected 0:033-577.el7_9 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8 Package name: dracut https://access.redhat.com/downloads/content/package-browser/	unaffected 0:049-246.git20260728.el8_10 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Package name: dracut https://access.redhat.com/downloads/content/package-browser/	unaffected 0:049-138.git20220131.el8_4.1 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On Package name: dracut https://access.redhat.com/downloads/content/package-browser/	unaffected 0:049-138.git20220131.el8_4.1 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support Package name: dracut https://access.redhat.com/downloads/content/package-browser/	unaffected 0:049-203.git20220511.el8_6.1 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On Package name: dracut https://access.redhat.com/downloads/content/package-browser/	unaffected 0:049-203.git20220511.el8_6.1 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.8 Telecommunications Update Service Package name: dracut https://access.redhat.com/downloads/content/package-browser/	unaffected 0:049-223.git20230119.el8_8.1 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions Package name: dracut https://access.redhat.com/downloads/content/package-browser/	unaffected 0:049-223.git20230119.el8_8.1 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9 Package name: dracut https://access.redhat.com/downloads/content/package-browser/	unaffected 0:057-120.git20260728.el9_8 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9 Package name: dracut https://access.redhat.com/downloads/content/package-browser/	unaffected 0:057-120.git20260728.el9_8 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions Package name: dracut https://access.redhat.com/downloads/content/package-browser/	unaffected 0:057-25.git20250717.el9_2.2 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions Package name: dracut https://access.redhat.com/downloads/content/package-browser/	unaffected 0:057-54.git20250423.el9_4.3 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9.6 Extended Update Support Package name: dracut https://access.redhat.com/downloads/content/package-browser/	unaffected 0:057-89.git20250311.el9_6.1 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4.12 Package name: openshift/ose-rhel-coreos-8 https://access.redhat.com/downloads/content/package-browser/	unaffected 412.86.202610250235-0 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4.13 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/	unaffected 413.92.202609080414-0 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4.14 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/	unaffected 414.92.202609011250-0 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4.15 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/	unaffected 415.92.202609140326-0 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4.16 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/	unaffected 416.94.202609011112-0 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4.17 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/	unaffected 417.94.202609191027-0 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4.18 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/	unaffected 418.94.202609031320-0 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4.18 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/	unaffected 418.94.202609171815-0 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4.19 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/	unaffected 4.19.9.6.202609021231-0 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4.20 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/	unaffected 4.20.9.6.202608260604-0 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4.21 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/	unaffected 4.21.9.6.202609021100-0 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4.22 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/	unaffected 4.22.9.8.202608251819-0 to before * rpm Other versions: affected
Red Hat	Red Hat OpenShift Container Platform 4.22 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/	unaffected 4.22.9.8.202609081748-0 to before * rpm Other versions: affected
Red Hat	Red Hat Hardened Images Package name: dracut https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unaffected
Red Hat	Red Hat OpenShift Container Platform 5 Package name: openshift/ose-rhel-coreos-9 https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: affected

Identifiers: CVE-2026-15816
CNA: redhat
Weakness (CWE): CWE-78
Tags: Red Hat Enterprise Linux 10
Red Hat Enterprise Linux 10.0 Extended Update Support
Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION
Red Hat Enterprise Linux 7 Extended Lifecycle Support
Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On
Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
Command injection
Published: 7 Aug 2026
Updated: 2 Nov 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
7.5	High	3.1	CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H	CNA (redhat)

CISA KEV Not listed.
EPSS 0.0037, the 31st percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

7 Aug 2026, 10:33 UTC Confirmed by the CVE List

Sources

References from the CNA

access.redhat.com/errata/RHSA-2026:54571 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:54575 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:54576 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:57580 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:57772 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:57775 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:57785 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:60440 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:60445 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:61252 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:62269 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:62409 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:62549 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:63041 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:63044 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:65839 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:65851 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:66357 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:67857 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:69118 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:69119 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:70586 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:70615 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:74499 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:79114 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2026:90272 vendor-advisoryredhat
access.redhat.com/security/cve/CVE-2026-15816 vdb-entryredhat
bugzilla.redhat.com/show_bug.cgi?id=2459963
bugzilla.redhat.com/show_bug.cgi?id=2500889 issue-trackingredhat
github.com/dracutdevs/dracut/blob/master/modules.d/40network/netroot.sh

And 1 more on the CVE record.

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.