CVE-2026-68476
CRITICALCVSS 9.8/10EPSS 0.62%
Last modified
CVE-2026-68476 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. In the Linux kernel, the following vulnerability has been resolved: ipvs: reload ip header after head reallocation __ip_vs_get_out_rt() calls skb_ensure_writable() which may reallocate skb->head.. EPSS estimates a 0.62% chance of exploitation in the next 30 days.
Description
In the Linux kernel, the following vulnerability has been resolved: ipvs: reload ip header after head reallocation __ip_vs_get_out_rt() calls skb_ensure_writable() which may reallocate skb->head.
Metrics
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux | >= 8d8e20e2d7bba8c50e64e0eca1cb83956f468e49, < 4f2d1151421520d7ae16ca8d367d0ca09f5dfbd7; >= 8d8e20e2d7bba8c50e64e0eca1cb83956f468e49, < 657118cad620172dfd8f6ed5717fd75c0d1f7a5a; >= 8d8e20e2d7bba8c50e64e0eca1cb83956f468e49, < a10f5080afbed242640f2984328de25f84557da1; >= 8d8e20e2d7bba8c50e64e0eca1cb83956f468e49, < ac6ac3d35bfc0ade9d17d354c84e503a946ebdab; >= 8d8e20e2d7bba8c50e64e0eca1cb83956f468e49, < e51687fc56c2e39ea6e9532925f1aabd4d529f61; >= 8d8e20e2d7bba8c50e64e0eca1cb83956f468e49, < 3fb7edd2018bb1ad0a68157383d9b9dac33dd645; >= 8d8e20e2d7bba8c50e64e0eca1cb83956f468e49, < ad1e14710b360bda087ebf9fb82460eb5ef775de; >= 8d8e20e2d7bba8c50e64e0eca1cb83956f468e49, < a2f57827bf7c695b8c72dc4511cae8e86582369d |
| Linux | Linux | 4.10 |
References
Timeline
- Published
- Last Modified
- Status
- Received
Frequently Asked Questions
What is CVE-2026-68476?
In the Linux kernel, the following vulnerability has been resolved:
ipvs: reload ip header after head reallocation
__ip_vs_get_out_rt() calls skb_ensure_writable() which may
reallocate skb->head.
How severe is CVE-2026-68476?
CVE-2026-68476 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.62% probability of exploitation in the next 30 days.
How do I fix CVE-2026-68476?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2026-68476?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST