CVE-2026-9054

CVE-2026-9054 is a critical-severity vulnerability with a CVSS 4.0 base score of 9.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-130.

Key facts

Description

An attacker sending tcp, il, rudp, rudp, or gre packets with a length less than the header size would trigger a kernel panic.

Frequently asked questions

What is CVE-2026-9054?
An attacker sending tcp, il, rudp, rudp, or gre packets with a length less than the header size would trigger a kernel panic.
How severe is CVE-2026-9054?
CVE-2026-9054 has a CVSS 4.0 base score of 9.2, rated critical severity.
Is CVE-2026-9054 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-9054?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2026-9054 have an EU (EUVD) identifier?
Yes. CVE-2026-9054 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-31403.
When was CVE-2026-9054 published?
CVE-2026-9054 was published on 2026-05-22 and last updated on 2026-06-17.

References

Other CWE-130 vulnerabilities

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