CVE-2026-6893
DHCP option handling in dracut enables root code execution
Is CVE-2026-6893 being exploited?
Not confirmed. CVE-2026-6893 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 1.3% probability of exploitation in the next 30 days.
How severe is CVE-2026-6893?
CVE-2026-6893 is rated High with a CVSS score of 8.8. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-6893?
Yes. A fix has been recorded for CVE-2026-6893. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-6893 affect?
CVE-2026-6893 affects dracut, Linux initramfs. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-6893?
Patch when released; harden DHCP option handling in initramfs
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Remote root code execution during boot via crafted DHCP options in initramfs.
Patch when available